Home / 83,175.36-124,576.20-64,322.88

Finding the Fourth Proportional to 83,175.36, 124,576.20 and 64,322.88

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Solution

The fourth proportional to 83,175.36, 124,576.20 and 64,322.88 is: 96,339.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,175.36 : 124,576.20 = 64,322.88 : x
  2. Step 2: Convert to fraction form
    83,175.36/124,576.20 = 64,322.88/x
  3. Step 3: Cross multiply
    83,175.36x = 124,576.20 × 64,322.88
  4. Step 4: Simplify right side
    83,175.36x = 8,013,099,963.46
  5. Step 5: Solve for x
    x = 8,013,099,963.46/83,175.36
  6. Step 6: Final answer
    x = 96,339.83

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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.