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Finding the Fourth Proportional to 225,898.16, 338,841.48 and 59,687.60

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Solution

The fourth proportional to 225,898.16, 338,841.48 and 59,687.60 is: 89,529.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,898.16 : 338,841.48 = 59,687.60 : x
  2. Step 2: Convert to fraction form
    225,898.16/338,841.48 = 59,687.60/x
  3. Step 3: Cross multiply
    225,898.16x = 338,841.48 × 59,687.60
  4. Step 4: Simplify right side
    225,898.16x = 20,224,634,721.65
  5. Step 5: Solve for x
    x = 20,224,634,721.65/225,898.16
  6. Step 6: Final answer
    x = 89,529.88

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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.