Home / 94,756.39-142,208.88-66,107.02

Finding the Fourth Proportional to 94,756.39, 142,208.88 and 66,107.02

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Solution

The fourth proportional to 94,756.39, 142,208.88 and 66,107.02 is: 99,212.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,756.39 : 142,208.88 = 66,107.02 : x
  2. Step 2: Convert to fraction form
    94,756.39/142,208.88 = 66,107.02/x
  3. Step 3: Cross multiply
    94,756.39x = 142,208.88 × 66,107.02
  4. Step 4: Simplify right side
    94,756.39x = 9,401,005,274.34
  5. Step 5: Solve for x
    x = 9,401,005,274.34/94,756.39
  6. Step 6: Final answer
    x = 99,212.36

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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.