Home / 170,262.45-255,306.18-91,442.97

Finding the Fourth Proportional to 170,262.45, 255,306.18 and 91,442.97

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Solution

The fourth proportional to 170,262.45, 255,306.18 and 91,442.97 is: 137,117.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,262.45 : 255,306.18 = 91,442.97 : x
  2. Step 2: Convert to fraction form
    170,262.45/255,306.18 = 91,442.97/x
  3. Step 3: Cross multiply
    170,262.45x = 255,306.18 × 91,442.97
  4. Step 4: Simplify right side
    170,262.45x = 23,345,955,358.55
  5. Step 5: Solve for x
    x = 23,345,955,358.55/170,262.45
  6. Step 6: Final answer
    x = 137,117.46

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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.