Home / 85,125.52-117,498.90-49,324.24

Finding the Fourth Proportional to 85,125.52, 117,498.90 and 49,324.24

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Solution

The fourth proportional to 85,125.52, 117,498.90 and 49,324.24 is: 68,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,125.52 : 117,498.90 = 49,324.24 : x
  2. Step 2: Convert to fraction form
    85,125.52/117,498.90 = 49,324.24/x
  3. Step 3: Cross multiply
    85,125.52x = 117,498.90 × 49,324.24
  4. Step 4: Simplify right side
    85,125.52x = 5,795,543,943.34
  5. Step 5: Solve for x
    x = 5,795,543,943.34/85,125.52
  6. Step 6: Final answer
    x = 68,082.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.