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Finding the Fourth Proportional to 95,101.92, 142,635.60 and 28,526.40

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Solution

The fourth proportional to 95,101.92, 142,635.60 and 28,526.40 is: 42,784.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,101.92 : 142,635.60 = 28,526.40 : x
  2. Step 2: Convert to fraction form
    95,101.92/142,635.60 = 28,526.40/x
  3. Step 3: Cross multiply
    95,101.92x = 142,635.60 × 28,526.40
  4. Step 4: Simplify right side
    95,101.92x = 4,068,880,179.84
  5. Step 5: Solve for x
    x = 4,068,880,179.84/95,101.92
  6. Step 6: Final answer
    x = 42,784.42

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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.