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Finding the Fourth Proportional to 225,356.96, 338,009.84 and 59,157.92

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Solution

The fourth proportional to 225,356.96, 338,009.84 and 59,157.92 is: 88,730.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,356.96 : 338,009.84 = 59,157.92 : x
  2. Step 2: Convert to fraction form
    225,356.96/338,009.84 = 59,157.92/x
  3. Step 3: Cross multiply
    225,356.96x = 338,009.84 × 59,157.92
  4. Step 4: Simplify right side
    225,356.96x = 19,995,959,073.93
  5. Step 5: Solve for x
    x = 19,995,959,073.93/225,356.96
  6. Step 6: Final answer
    x = 88,730.16

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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.