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Finding the Fourth Proportional to 114,073.52, 157,418.58 and 63,084.90

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Solution

The fourth proportional to 114,073.52, 157,418.58 and 63,084.90 is: 87,055.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,073.52 : 157,418.58 = 63,084.90 : x
  2. Step 2: Convert to fraction form
    114,073.52/157,418.58 = 63,084.90/x
  3. Step 3: Cross multiply
    114,073.52x = 157,418.58 × 63,084.90
  4. Step 4: Simplify right side
    114,073.52x = 9,930,735,377.44
  5. Step 5: Solve for x
    x = 9,930,735,377.44/114,073.52
  6. Step 6: Final answer
    x = 87,055.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.