Home / 114,973,996.74-172,461,002.66-91,836,602.26

Finding the Fourth Proportional to 114,973,996.74, 172,461,002.66 and 91,836,602.26

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Solution

The fourth proportional to 114,973,996.74, 172,461,002.66 and 91,836,602.26 is: 137,754,909.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,973,996.74 : 172,461,002.66 = 91,836,602.26 : x
  2. Step 2: Convert to fraction form
    114,973,996.74/172,461,002.66 = 91,836,602.26/x
  3. Step 3: Cross multiply
    114,973,996.74x = 172,461,002.66 × 91,836,602.26
  4. Step 4: Simplify right side
    114,973,996.74x = 15,838,232,506,647,222
  5. Step 5: Solve for x
    x = 15,838,232,506,647,222/114,973,996.74
  6. Step 6: Final answer
    x = 137,754,909.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.