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Finding the Fourth Proportional to 151,866.78, 227,818.40 and 63,180.29

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Solution

The fourth proportional to 151,866.78, 227,818.40 and 63,180.29 is: 94,778.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,866.78 : 227,818.40 = 63,180.29 : x
  2. Step 2: Convert to fraction form
    151,866.78/227,818.40 = 63,180.29/x
  3. Step 3: Cross multiply
    151,866.78x = 227,818.40 × 63,180.29
  4. Step 4: Simplify right side
    151,866.78x = 14,393,631,124.34
  5. Step 5: Solve for x
    x = 14,393,631,124.34/151,866.78
  6. Step 6: Final answer
    x = 94,778.01

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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.