Home / 93,791.25-129,432.33-51,350.49

Finding the Fourth Proportional to 93,791.25, 129,432.33 and 51,350.49

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Solution

The fourth proportional to 93,791.25, 129,432.33 and 51,350.49 is: 70,863.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,791.25 : 129,432.33 = 51,350.49 : x
  2. Step 2: Convert to fraction form
    93,791.25/129,432.33 = 51,350.49/x
  3. Step 3: Cross multiply
    93,791.25x = 129,432.33 × 51,350.49
  4. Step 4: Simplify right side
    93,791.25x = 6,646,413,567.34
  5. Step 5: Solve for x
    x = 6,646,413,567.34/93,791.25
  6. Step 6: Final answer
    x = 70,863.90

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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.