Home / 63,870.33-88,142.01-36,650.85

Finding the Fourth Proportional to 63,870.33, 88,142.01 and 36,650.85

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Solution

The fourth proportional to 63,870.33, 88,142.01 and 36,650.85 is: 50,578.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,870.33 : 88,142.01 = 36,650.85 : x
  2. Step 2: Convert to fraction form
    63,870.33/88,142.01 = 36,650.85/x
  3. Step 3: Cross multiply
    63,870.33x = 88,142.01 × 36,650.85
  4. Step 4: Simplify right side
    63,870.33x = 3,230,479,587.21
  5. Step 5: Solve for x
    x = 3,230,479,587.21/63,870.33
  6. Step 6: Final answer
    x = 50,578.72

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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.