Home / 93,691.42-129,294.21-51,249.94

Finding the Fourth Proportional to 93,691.42, 129,294.21 and 51,249.94

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Solution

The fourth proportional to 93,691.42, 129,294.21 and 51,249.94 is: 70,724.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,691.42 : 129,294.21 = 51,249.94 : x
  2. Step 2: Convert to fraction form
    93,691.42/129,294.21 = 51,249.94/x
  3. Step 3: Cross multiply
    93,691.42x = 129,294.21 × 51,249.94
  4. Step 4: Simplify right side
    93,691.42x = 6,626,320,504.85
  5. Step 5: Solve for x
    x = 6,626,320,504.85/93,691.42
  6. Step 6: Final answer
    x = 70,724.94

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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.