Home / 92,293.32-138,472.08-29,123.16

Finding the Fourth Proportional to 92,293.32, 138,472.08 and 29,123.16

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Solution

The fourth proportional to 92,293.32, 138,472.08 and 29,123.16 is: 43,694.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,293.32 : 138,472.08 = 29,123.16 : x
  2. Step 2: Convert to fraction form
    92,293.32/138,472.08 = 29,123.16/x
  3. Step 3: Cross multiply
    92,293.32x = 138,472.08 × 29,123.16
  4. Step 4: Simplify right side
    92,293.32x = 4,032,744,541.37
  5. Step 5: Solve for x
    x = 4,032,744,541.37/92,293.32
  6. Step 6: Final answer
    x = 43,694.87

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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.