Home / 82,001.90-123,031.65-35,269.10

Finding the Fourth Proportional to 82,001.90, 123,031.65 and 35,269.10

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Solution

The fourth proportional to 82,001.90, 123,031.65 and 35,269.10 is: 52,916.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,001.90 : 123,031.65 = 35,269.10 : x
  2. Step 2: Convert to fraction form
    82,001.90/123,031.65 = 35,269.10/x
  3. Step 3: Cross multiply
    82,001.90x = 123,031.65 × 35,269.10
  4. Step 4: Simplify right side
    82,001.90x = 4,339,215,567.02
  5. Step 5: Solve for x
    x = 4,339,215,567.02/82,001.90
  6. Step 6: Final answer
    x = 52,916.04

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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.