Home / 154,284.66-231,454.44-54,502.74

Finding the Fourth Proportional to 154,284.66, 231,454.44 and 54,502.74

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Solution

The fourth proportional to 154,284.66, 231,454.44 and 54,502.74 is: 81,763.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,284.66 : 231,454.44 = 54,502.74 : x
  2. Step 2: Convert to fraction form
    154,284.66/231,454.44 = 54,502.74/x
  3. Step 3: Cross multiply
    154,284.66x = 231,454.44 × 54,502.74
  4. Step 4: Simplify right side
    154,284.66x = 12,614,901,165.17
  5. Step 5: Solve for x
    x = 12,614,901,165.17/154,284.66
  6. Step 6: Final answer
    x = 81,763.81

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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.