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Finding the Fourth Proportional to 95,277.71, 142,922.03 and 28,710.90

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Solution

The fourth proportional to 95,277.71, 142,922.03 and 28,710.90 is: 43,068.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,277.71 : 142,922.03 = 28,710.90 : x
  2. Step 2: Convert to fraction form
    95,277.71/142,922.03 = 28,710.90/x
  3. Step 3: Cross multiply
    95,277.71x = 142,922.03 × 28,710.90
  4. Step 4: Simplify right side
    95,277.71x = 4,103,419,967.57
  5. Step 5: Solve for x
    x = 4,103,419,967.57/95,277.71
  6. Step 6: Final answer
    x = 43,068.00

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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.