Home / 94,114.20-129,882.78-53,829.66

Finding the Fourth Proportional to 94,114.20, 129,882.78 and 53,829.66

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Solution

The fourth proportional to 94,114.20, 129,882.78 and 53,829.66 is: 74,287.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,114.20 : 129,882.78 = 53,829.66 : x
  2. Step 2: Convert to fraction form
    94,114.20/129,882.78 = 53,829.66/x
  3. Step 3: Cross multiply
    94,114.20x = 129,882.78 × 53,829.66
  4. Step 4: Simplify right side
    94,114.20x = 6,991,545,887.25
  5. Step 5: Solve for x
    x = 6,991,545,887.25/94,114.20
  6. Step 6: Final answer
    x = 74,287.90

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1.5x scale

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.