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Finding the Fourth Proportional to 250,641.44, 375,944.64 and 117,550.88

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Solution

The fourth proportional to 250,641.44, 375,944.64 and 117,550.88 is: 176,318.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,641.44 : 375,944.64 = 117,550.88 : x
  2. Step 2: Convert to fraction form
    250,641.44/375,944.64 = 117,550.88/x
  3. Step 3: Cross multiply
    250,641.44x = 375,944.64 × 117,550.88
  4. Step 4: Simplify right side
    250,641.44x = 44,192,623,263.28
  5. Step 5: Solve for x
    x = 44,192,623,263.28/250,641.44
  6. Step 6: Final answer
    x = 176,318.10

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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.