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Finding the Fourth Proportional to 227,597.61, 341,412.82 and 87,356.24

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Solution

The fourth proportional to 227,597.61, 341,412.82 and 87,356.24 is: 131,040.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,597.61 : 341,412.82 = 87,356.24 : x
  2. Step 2: Convert to fraction form
    227,597.61/341,412.82 = 87,356.24/x
  3. Step 3: Cross multiply
    227,597.61x = 341,412.82 × 87,356.24
  4. Step 4: Simplify right side
    227,597.61x = 29,824,538,535.93
  5. Step 5: Solve for x
    x = 29,824,538,535.93/227,597.61
  6. Step 6: Final answer
    x = 131,040.65

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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.