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Finding the Fourth Proportional to 176,155.48, 264,260.78 and 57,799.90

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Solution

The fourth proportional to 176,155.48, 264,260.78 and 57,799.90 is: 86,708.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,155.48 : 264,260.78 = 57,799.90 : x
  2. Step 2: Convert to fraction form
    176,155.48/264,260.78 = 57,799.90/x
  3. Step 3: Cross multiply
    176,155.48x = 264,260.78 × 57,799.90
  4. Step 4: Simplify right side
    176,155.48x = 15,274,246,657.92
  5. Step 5: Solve for x
    x = 15,274,246,657.92/176,155.48
  6. Step 6: Final answer
    x = 86,708.89

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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.