Home / 83,424.29-125,135.39-20,244.94

Finding the Fourth Proportional to 83,424.29, 125,135.39 and 20,244.94

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Solution

The fourth proportional to 83,424.29, 125,135.39 and 20,244.94 is: 30,367.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,424.29 : 125,135.39 = 20,244.94 : x
  2. Step 2: Convert to fraction form
    83,424.29/125,135.39 = 20,244.94/x
  3. Step 3: Cross multiply
    83,424.29x = 125,135.39 × 20,244.94
  4. Step 4: Simplify right side
    83,424.29x = 2,533,358,228.67
  5. Step 5: Solve for x
    x = 2,533,358,228.67/83,424.29
  6. Step 6: Final answer
    x = 30,367.15

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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.