Home / 79,319.26-118,966.10-23,146.18

Finding the Fourth Proportional to 79,319.26, 118,966.10 and 23,146.18

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Solution

The fourth proportional to 79,319.26, 118,966.10 and 23,146.18 is: 34,715.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,319.26 : 118,966.10 = 23,146.18 : x
  2. Step 2: Convert to fraction form
    79,319.26/118,966.10 = 23,146.18/x
  3. Step 3: Cross multiply
    79,319.26x = 118,966.10 × 23,146.18
  4. Step 4: Simplify right side
    79,319.26x = 2,753,610,764.50
  5. Step 5: Solve for x
    x = 2,753,610,764.50/79,319.26
  6. Step 6: Final answer
    x = 34,715.54

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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.