Home / 63,981.28-88,293.94-35,686.95

Finding the Fourth Proportional to 63,981.28, 88,293.94 and 35,686.95

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Solution

The fourth proportional to 63,981.28, 88,293.94 and 35,686.95 is: 49,247.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,981.28 : 88,293.94 = 35,686.95 : x
  2. Step 2: Convert to fraction form
    63,981.28/88,293.94 = 35,686.95/x
  3. Step 3: Cross multiply
    63,981.28x = 88,293.94 × 35,686.95
  4. Step 4: Simplify right side
    63,981.28x = 3,150,941,422.08
  5. Step 5: Solve for x
    x = 3,150,941,422.08/63,981.28
  6. Step 6: Final answer
    x = 49,247.86

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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.