Home / 63,868.10-88,140.35-35,575.61

Finding the Fourth Proportional to 63,868.10, 88,140.35 and 35,575.61

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Solution

The fourth proportional to 63,868.10, 88,140.35 and 35,575.61 is: 49,095.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,868.10 : 88,140.35 = 35,575.61 : x
  2. Step 2: Convert to fraction form
    63,868.10/88,140.35 = 35,575.61/x
  3. Step 3: Cross multiply
    63,868.10x = 88,140.35 × 35,575.61
  4. Step 4: Simplify right side
    63,868.10x = 3,135,646,365.10
  5. Step 5: Solve for x
    x = 3,135,646,365.10/63,868.10
  6. Step 6: Final answer
    x = 49,095.66

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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.