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Finding the Fourth Proportional to 342,672.96, 514,010.48 and 118,030.47

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Solution

The fourth proportional to 342,672.96, 514,010.48 and 118,030.47 is: 177,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,672.96 : 514,010.48 = 118,030.47 : x
  2. Step 2: Convert to fraction form
    342,672.96/514,010.48 = 118,030.47/x
  3. Step 3: Cross multiply
    342,672.96x = 514,010.48 × 118,030.47
  4. Step 4: Simplify right side
    342,672.96x = 60,668,897,949.17
  5. Step 5: Solve for x
    x = 60,668,897,949.17/342,672.96
  6. Step 6: Final answer
    x = 177,046.06

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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.