Home / 154,167.92-231,254.44-54,329.32

Finding the Fourth Proportional to 154,167.92, 231,254.44 and 54,329.32

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Solution

The fourth proportional to 154,167.92, 231,254.44 and 54,329.32 is: 81,494.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,167.92 : 231,254.44 = 54,329.32 : x
  2. Step 2: Convert to fraction form
    154,167.92/231,254.44 = 54,329.32/x
  3. Step 3: Cross multiply
    154,167.92x = 231,254.44 × 54,329.32
  4. Step 4: Simplify right side
    154,167.92x = 12,563,896,472.18
  5. Step 5: Solve for x
    x = 12,563,896,472.18/154,167.92
  6. Step 6: Final answer
    x = 81,494.88

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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.