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Finding the Fourth Proportional to 227,592.96, 341,487.84 and 87,318.78

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Solution

The fourth proportional to 227,592.96, 341,487.84 and 87,318.78 is: 131,015.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,592.96 : 341,487.84 = 87,318.78 : x
  2. Step 2: Convert to fraction form
    227,592.96/341,487.84 = 87,318.78/x
  3. Step 3: Cross multiply
    227,592.96x = 341,487.84 × 87,318.78
  4. Step 4: Simplify right side
    227,592.96x = 29,818,301,573.64
  5. Step 5: Solve for x
    x = 29,818,301,573.64/227,592.96
  6. Step 6: Final answer
    x = 131,015.92

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1.5x scale

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.