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Finding the Fourth Proportional to 225,841.88, 338,762.84 and 59,631.32

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Solution

The fourth proportional to 225,841.88, 338,762.84 and 59,631.32 is: 89,446.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,841.88 : 338,762.84 = 59,631.32 : x
  2. Step 2: Convert to fraction form
    225,841.88/338,762.84 = 59,631.32/x
  3. Step 3: Cross multiply
    225,841.88x = 338,762.84 × 59,631.32
  4. Step 4: Simplify right side
    225,841.88x = 20,200,875,316.15
  5. Step 5: Solve for x
    x = 20,200,875,316.15/225,841.88
  6. Step 6: Final answer
    x = 89,446.99

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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.