Home / 109,091.44-150,545.20-61,345.13

Finding the Fourth Proportional to 109,091.44, 150,545.20 and 61,345.13

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Solution

The fourth proportional to 109,091.44, 150,545.20 and 61,345.13 is: 84,655.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,091.44 : 150,545.20 = 61,345.13 : x
  2. Step 2: Convert to fraction form
    109,091.44/150,545.20 = 61,345.13/x
  3. Step 3: Cross multiply
    109,091.44x = 150,545.20 × 61,345.13
  4. Step 4: Simplify right side
    109,091.44x = 9,235,214,753.38
  5. Step 5: Solve for x
    x = 9,235,214,753.38/109,091.44
  6. Step 6: Final answer
    x = 84,655.72

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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.