Home / 63,867.15-88,139.40-35,572.86

Finding the Fourth Proportional to 63,867.15, 88,139.40 and 35,572.86

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Solution

The fourth proportional to 63,867.15, 88,139.40 and 35,572.86 is: 49,092.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,867.15 : 88,139.40 = 35,572.86 : x
  2. Step 2: Convert to fraction form
    63,867.15/88,139.40 = 35,572.86/x
  3. Step 3: Cross multiply
    63,867.15x = 88,139.40 × 35,572.86
  4. Step 4: Simplify right side
    63,867.15x = 3,135,370,536.68
  5. Step 5: Solve for x
    x = 3,135,370,536.68/63,867.15
  6. Step 6: Final answer
    x = 49,092.07

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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.