Home / 193,545.57-267,083.78-107,510.10

Finding the Fourth Proportional to 193,545.57, 267,083.78 and 107,510.10

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Solution

The fourth proportional to 193,545.57, 267,083.78 and 107,510.10 is: 148,358.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,545.57 : 267,083.78 = 107,510.10 : x
  2. Step 2: Convert to fraction form
    193,545.57/267,083.78 = 107,510.10/x
  3. Step 3: Cross multiply
    193,545.57x = 267,083.78 × 107,510.10
  4. Step 4: Simplify right side
    193,545.57x = 28,714,203,358.63
  5. Step 5: Solve for x
    x = 28,714,203,358.63/193,545.57
  6. Step 6: Final answer
    x = 148,358.88

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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.