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Finding the Fourth Proportional to 96,422.60, 144,633.90 and 41,011.40

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Solution

The fourth proportional to 96,422.60, 144,633.90 and 41,011.40 is: 61,517.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,422.60 : 144,633.90 = 41,011.40 : x
  2. Step 2: Convert to fraction form
    96,422.60/144,633.90 = 41,011.40/x
  3. Step 3: Cross multiply
    96,422.60x = 144,633.90 × 41,011.40
  4. Step 4: Simplify right side
    96,422.60x = 5,931,638,726.46
  5. Step 5: Solve for x
    x = 5,931,638,726.46/96,422.60
  6. Step 6: Final answer
    x = 61,517.10

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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.