Home / 138,175.80-207,263.70-95,966.70

Finding the Fourth Proportional to 138,175.80, 207,263.70 and 95,966.70

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Solution

The fourth proportional to 138,175.80, 207,263.70 and 95,966.70 is: 143,950.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,175.80 : 207,263.70 = 95,966.70 : x
  2. Step 2: Convert to fraction form
    138,175.80/207,263.70 = 95,966.70/x
  3. Step 3: Cross multiply
    138,175.80x = 207,263.70 × 95,966.70
  4. Step 4: Simplify right side
    138,175.80x = 19,890,413,318.79
  5. Step 5: Solve for x
    x = 19,890,413,318.79/138,175.80
  6. Step 6: Final answer
    x = 143,950.05

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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.