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Finding the Fourth Proportional to 95,591.64, 143,303.60 and 36,387.92

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Solution

The fourth proportional to 95,591.64, 143,303.60 and 36,387.92 is: 54,549.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,591.64 : 143,303.60 = 36,387.92 : x
  2. Step 2: Convert to fraction form
    95,591.64/143,303.60 = 36,387.92/x
  3. Step 3: Cross multiply
    95,591.64x = 143,303.60 × 36,387.92
  4. Step 4: Simplify right side
    95,591.64x = 5,214,519,932.51
  5. Step 5: Solve for x
    x = 5,214,519,932.51/95,591.64
  6. Step 6: Final answer
    x = 54,549.96

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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.