Home / 94,711.15-130,697.26-51,689.53

Finding the Fourth Proportional to 94,711.15, 130,697.26 and 51,689.53

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Solution

The fourth proportional to 94,711.15, 130,697.26 and 51,689.53 is: 71,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,711.15 : 130,697.26 = 51,689.53 : x
  2. Step 2: Convert to fraction form
    94,711.15/130,697.26 = 51,689.53/x
  3. Step 3: Cross multiply
    94,711.15x = 130,697.26 × 51,689.53
  4. Step 4: Simplify right side
    94,711.15x = 6,755,679,941.69
  5. Step 5: Solve for x
    x = 6,755,679,941.69/94,711.15
  6. Step 6: Final answer
    x = 71,329.30

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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.