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Finding the Fourth Proportional to 88,276.38, 121,819.95 and 47,991.14

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Solution

The fourth proportional to 88,276.38, 121,819.95 and 47,991.14 is: 66,226.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,276.38 : 121,819.95 = 47,991.14 : x
  2. Step 2: Convert to fraction form
    88,276.38/121,819.95 = 47,991.14/x
  3. Step 3: Cross multiply
    88,276.38x = 121,819.95 × 47,991.14
  4. Step 4: Simplify right side
    88,276.38x = 5,846,278,275.24
  5. Step 5: Solve for x
    x = 5,846,278,275.24/88,276.38
  6. Step 6: Final answer
    x = 66,226.98

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