Home / 152,973.03-211,102.56-84,996.26

Finding the Fourth Proportional to 152,973.03, 211,102.56 and 84,996.26

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Solution

The fourth proportional to 152,973.03, 211,102.56 and 84,996.26 is: 117,294.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,973.03 : 211,102.56 = 84,996.26 : x
  2. Step 2: Convert to fraction form
    152,973.03/211,102.56 = 84,996.26/x
  3. Step 3: Cross multiply
    152,973.03x = 211,102.56 × 84,996.26
  4. Step 4: Simplify right side
    152,973.03x = 17,942,928,076.43
  5. Step 5: Solve for x
    x = 17,942,928,076.43/152,973.03
  6. Step 6: Final answer
    x = 117,294.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.