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Finding the Fourth Proportional to 79,188.52, 118,799.76 and 23,029.60

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Solution

The fourth proportional to 79,188.52, 118,799.76 and 23,029.60 is: 34,549.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,188.52 : 118,799.76 = 23,029.60 : x
  2. Step 2: Convert to fraction form
    79,188.52/118,799.76 = 23,029.60/x
  3. Step 3: Cross multiply
    79,188.52x = 118,799.76 × 23,029.60
  4. Step 4: Simplify right side
    79,188.52x = 2,735,910,952.90
  5. Step 5: Solve for x
    x = 2,735,910,952.90/79,188.52
  6. Step 6: Final answer
    x = 34,549.34

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1.5x scale

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.