Home / 83,177.36-124,579.20-64,324.88

Finding the Fourth Proportional to 83,177.36, 124,579.20 and 64,324.88

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Solution

The fourth proportional to 83,177.36, 124,579.20 and 64,324.88 is: 96,342.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,177.36 : 124,579.20 = 64,324.88 : x
  2. Step 2: Convert to fraction form
    83,177.36/124,579.20 = 64,324.88/x
  3. Step 3: Cross multiply
    83,177.36x = 124,579.20 × 64,324.88
  4. Step 4: Simplify right side
    83,177.36x = 8,013,542,090.50
  5. Step 5: Solve for x
    x = 8,013,542,090.50/83,177.36
  6. Step 6: Final answer
    x = 96,342.83

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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.