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Finding the Fourth Proportional to 175,092.90, 262,602.90 and 75,256.35

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Solution

The fourth proportional to 175,092.90, 262,602.90 and 75,256.35 is: 112,868.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,092.90 : 262,602.90 = 75,256.35 : x
  2. Step 2: Convert to fraction form
    175,092.90/262,602.90 = 75,256.35/x
  3. Step 3: Cross multiply
    175,092.90x = 262,602.90 × 75,256.35
  4. Step 4: Simplify right side
    175,092.90x = 19,762,535,753.42
  5. Step 5: Solve for x
    x = 19,762,535,753.42/175,092.90
  6. Step 6: Final answer
    x = 112,868.86

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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.