Home / 82,876.70-124,316.18-23,712.38

Finding the Fourth Proportional to 82,876.70, 124,316.18 and 23,712.38

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Solution

The fourth proportional to 82,876.70, 124,316.18 and 23,712.38 is: 35,568.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,876.70 : 124,316.18 = 23,712.38 : x
  2. Step 2: Convert to fraction form
    82,876.70/124,316.18 = 23,712.38/x
  3. Step 3: Cross multiply
    82,876.70x = 124,316.18 × 23,712.38
  4. Step 4: Simplify right side
    82,876.70x = 2,947,832,500.31
  5. Step 5: Solve for x
    x = 2,947,832,500.31/82,876.70
  6. Step 6: Final answer
    x = 35,568.89

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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.