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Finding the Fourth Proportional to 177,445.48, 265,898.90 and 130,092.10

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Solution

The fourth proportional to 177,445.48, 265,898.90 and 130,092.10 is: 194,940.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,445.48 : 265,898.90 = 130,092.10 : x
  2. Step 2: Convert to fraction form
    177,445.48/265,898.90 = 130,092.10/x
  3. Step 3: Cross multiply
    177,445.48x = 265,898.90 × 130,092.10
  4. Step 4: Simplify right side
    177,445.48x = 34,591,344,959.20
  5. Step 5: Solve for x
    x = 34,591,344,959.20/177,445.48
  6. Step 6: Final answer
    x = 194,940.70

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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.