Home / 66,254.92-91,432.18-36,040.52

Finding the Fourth Proportional to 66,254.92, 91,432.18 and 36,040.52

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Solution

The fourth proportional to 66,254.92, 91,432.18 and 36,040.52 is: 49,736.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,254.92 : 91,432.18 = 36,040.52 : x
  2. Step 2: Convert to fraction form
    66,254.92/91,432.18 = 36,040.52/x
  3. Step 3: Cross multiply
    66,254.92x = 91,432.18 × 36,040.52
  4. Step 4: Simplify right side
    66,254.92x = 3,295,263,311.93
  5. Step 5: Solve for x
    x = 3,295,263,311.93/66,254.92
  6. Step 6: Final answer
    x = 49,736.13

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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.