Home / 63,881.38-88,157.93-35,587.68

Finding the Fourth Proportional to 63,881.38, 88,157.93 and 35,587.68

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Solution

The fourth proportional to 63,881.38, 88,157.93 and 35,587.68 is: 49,111.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,881.38 : 88,157.93 = 35,587.68 : x
  2. Step 2: Convert to fraction form
    63,881.38/88,157.93 = 35,587.68/x
  3. Step 3: Cross multiply
    63,881.38x = 88,157.93 × 35,587.68
  4. Step 4: Simplify right side
    63,881.38x = 3,137,336,202.30
  5. Step 5: Solve for x
    x = 3,137,336,202.30/63,881.38
  6. Step 6: Final answer
    x = 49,111.90

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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.