Home / 94,149.18-129,926.90-51,707.71

Finding the Fourth Proportional to 94,149.18, 129,926.90 and 51,707.71

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Solution

The fourth proportional to 94,149.18, 129,926.90 and 51,707.71 is: 71,357.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,149.18 : 129,926.90 = 51,707.71 : x
  2. Step 2: Convert to fraction form
    94,149.18/129,926.90 = 51,707.71/x
  3. Step 3: Cross multiply
    94,149.18x = 129,926.90 × 51,707.71
  4. Step 4: Simplify right side
    94,149.18x = 6,718,222,466.40
  5. Step 5: Solve for x
    x = 6,718,222,466.40/94,149.18
  6. Step 6: Final answer
    x = 71,357.21

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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.