Home / 83,948.13-125,922.20-28,544.13

Finding the Fourth Proportional to 83,948.13, 125,922.20 and 28,544.13

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Solution

The fourth proportional to 83,948.13, 125,922.20 and 28,544.13 is: 42,816.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,948.13 : 125,922.20 = 28,544.13 : x
  2. Step 2: Convert to fraction form
    83,948.13/125,922.20 = 28,544.13/x
  3. Step 3: Cross multiply
    83,948.13x = 125,922.20 × 28,544.13
  4. Step 4: Simplify right side
    83,948.13x = 3,594,339,646.69
  5. Step 5: Solve for x
    x = 3,594,339,646.69/83,948.13
  6. Step 6: Final answer
    x = 42,816.20

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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.