Home / 94,104.68-129,839.11-53,810.12

Finding the Fourth Proportional to 94,104.68, 129,839.11 and 53,810.12

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Solution

The fourth proportional to 94,104.68, 129,839.11 and 53,810.12 is: 74,243.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,104.68 : 129,839.11 = 53,810.12 : x
  2. Step 2: Convert to fraction form
    94,104.68/129,839.11 = 53,810.12/x
  3. Step 3: Cross multiply
    94,104.68x = 129,839.11 × 53,810.12
  4. Step 4: Simplify right side
    94,104.68x = 6,986,658,279.87
  5. Step 5: Solve for x
    x = 6,986,658,279.87/94,104.68
  6. Step 6: Final answer
    x = 74,243.48

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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.