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Finding the Fourth Proportional to 93,648.32, 140,472.61 and 38,244.32

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Solution

The fourth proportional to 93,648.32, 140,472.61 and 38,244.32 is: 57,366.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,648.32 : 140,472.61 = 38,244.32 : x
  2. Step 2: Convert to fraction form
    93,648.32/140,472.61 = 38,244.32/x
  3. Step 3: Cross multiply
    93,648.32x = 140,472.61 × 38,244.32
  4. Step 4: Simplify right side
    93,648.32x = 5,372,278,554.49
  5. Step 5: Solve for x
    x = 5,372,278,554.49/93,648.32
  6. Step 6: Final answer
    x = 57,366.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.