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Finding the Fourth Proportional to 114,882.52, 172,217.57 and 61,611.52

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Solution

The fourth proportional to 114,882.52, 172,217.57 and 61,611.52 is: 92,360.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,882.52 : 172,217.57 = 61,611.52 : x
  2. Step 2: Convert to fraction form
    114,882.52/172,217.57 = 61,611.52/x
  3. Step 3: Cross multiply
    114,882.52x = 172,217.57 × 61,611.52
  4. Step 4: Simplify right side
    114,882.52x = 10,610,586,258.41
  5. Step 5: Solve for x
    x = 10,610,586,258.41/114,882.52
  6. Step 6: Final answer
    x = 92,360.32

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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.