Home / 187,242.52-280,934.71-112,414.93

Finding the Fourth Proportional to 187,242.52, 280,934.71 and 112,414.93

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Solution

The fourth proportional to 187,242.52, 280,934.71 and 112,414.93 is: 168,664.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,242.52 : 280,934.71 = 112,414.93 : x
  2. Step 2: Convert to fraction form
    187,242.52/280,934.71 = 112,414.93/x
  3. Step 3: Cross multiply
    187,242.52x = 280,934.71 × 112,414.93
  4. Step 4: Simplify right side
    187,242.52x = 31,581,255,759.22
  5. Step 5: Solve for x
    x = 31,581,255,759.22/187,242.52
  6. Step 6: Final answer
    x = 168,664.98

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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.