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Finding the Fourth Proportional to 176,046.60, 264,147.66 and 71,070.60

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Solution

The fourth proportional to 176,046.60, 264,147.66 and 71,070.60 is: 106,637.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,046.60 : 264,147.66 = 71,070.60 : x
  2. Step 2: Convert to fraction form
    176,046.60/264,147.66 = 71,070.60/x
  3. Step 3: Cross multiply
    176,046.60x = 264,147.66 × 71,070.60
  4. Step 4: Simplify right side
    176,046.60x = 18,773,132,684.80
  5. Step 5: Solve for x
    x = 18,773,132,684.80/176,046.60
  6. Step 6: Final answer
    x = 106,637.29

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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.