Home / 72,401.26-108,618.30-25,654.14

Finding the Fourth Proportional to 72,401.26, 108,618.30 and 25,654.14

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Solution

The fourth proportional to 72,401.26, 108,618.30 and 25,654.14 is: 38,487.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,401.26 : 108,618.30 = 25,654.14 : x
  2. Step 2: Convert to fraction form
    72,401.26/108,618.30 = 25,654.14/x
  3. Step 3: Cross multiply
    72,401.26x = 108,618.30 × 25,654.14
  4. Step 4: Simplify right side
    72,401.26x = 2,786,509,074.76
  5. Step 5: Solve for x
    x = 2,786,509,074.76/72,401.26
  6. Step 6: Final answer
    x = 38,487.02

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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.