Home / 83,112.48-124,639.68-23,932.32

Finding the Fourth Proportional to 83,112.48, 124,639.68 and 23,932.32

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Solution

The fourth proportional to 83,112.48, 124,639.68 and 23,932.32 is: 35,890.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,112.48 : 124,639.68 = 23,932.32 : x
  2. Step 2: Convert to fraction form
    83,112.48/124,639.68 = 23,932.32/x
  3. Step 3: Cross multiply
    83,112.48x = 124,639.68 × 23,932.32
  4. Step 4: Simplify right side
    83,112.48x = 2,982,916,706.46
  5. Step 5: Solve for x
    x = 2,982,916,706.46/83,112.48
  6. Step 6: Final answer
    x = 35,890.12

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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.