Home / 70,397.20-97,149.54-38,566.14

Finding the Fourth Proportional to 70,397.20, 97,149.54 and 38,566.14

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Solution

The fourth proportional to 70,397.20, 97,149.54 and 38,566.14 is: 53,222.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,397.20 : 97,149.54 = 38,566.14 : x
  2. Step 2: Convert to fraction form
    70,397.20/97,149.54 = 38,566.14/x
  3. Step 3: Cross multiply
    70,397.20x = 97,149.54 × 38,566.14
  4. Step 4: Simplify right side
    70,397.20x = 3,746,682,760.58
  5. Step 5: Solve for x
    x = 3,746,682,760.58/70,397.20
  6. Step 6: Final answer
    x = 53,222.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.