Home / 136,062.92-187,763.18-75,632.06

Finding the Fourth Proportional to 136,062.92, 187,763.18 and 75,632.06

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Solution

The fourth proportional to 136,062.92, 187,763.18 and 75,632.06 is: 104,370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,062.92 : 187,763.18 = 75,632.06 : x
  2. Step 2: Convert to fraction form
    136,062.92/187,763.18 = 75,632.06/x
  3. Step 3: Cross multiply
    136,062.92x = 187,763.18 × 75,632.06
  4. Step 4: Simplify right side
    136,062.92x = 14,200,916,095.55
  5. Step 5: Solve for x
    x = 14,200,916,095.55/136,062.92
  6. Step 6: Final answer
    x = 104,370.21

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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.