Home / 126,084.92-189,101.19-37,317.61

Finding the Fourth Proportional to 126,084.92, 189,101.19 and 37,317.61

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Solution

The fourth proportional to 126,084.92, 189,101.19 and 37,317.61 is: 55,968.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,084.92 : 189,101.19 = 37,317.61 : x
  2. Step 2: Convert to fraction form
    126,084.92/189,101.19 = 37,317.61/x
  3. Step 3: Cross multiply
    126,084.92x = 189,101.19 × 37,317.61
  4. Step 4: Simplify right side
    126,084.92x = 7,056,803,513.45
  5. Step 5: Solve for x
    x = 7,056,803,513.45/126,084.92
  6. Step 6: Final answer
    x = 55,968.66

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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.