Home / 232,123.28-348,215.90-91,849.10

Finding the Fourth Proportional to 232,123.28, 348,215.90 and 91,849.10

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Solution

The fourth proportional to 232,123.28, 348,215.90 and 91,849.10 is: 137,785.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,123.28 : 348,215.90 = 91,849.10 : x
  2. Step 2: Convert to fraction form
    232,123.28/348,215.90 = 91,849.10/x
  3. Step 3: Cross multiply
    232,123.28x = 348,215.90 × 91,849.10
  4. Step 4: Simplify right side
    232,123.28x = 31,983,316,815.04
  5. Step 5: Solve for x
    x = 31,983,316,815.04/232,123.28
  6. Step 6: Final answer
    x = 137,785.91

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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.