Home / 63,888.60-88,166.36-35,595.28

Finding the Fourth Proportional to 63,888.60, 88,166.36 and 35,595.28

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Solution

The fourth proportional to 63,888.60, 88,166.36 and 35,595.28 is: 49,121.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,888.60 : 88,166.36 = 35,595.28 : x
  2. Step 2: Convert to fraction form
    63,888.60/88,166.36 = 35,595.28/x
  3. Step 3: Cross multiply
    63,888.60x = 88,166.36 × 35,595.28
  4. Step 4: Simplify right side
    63,888.60x = 3,138,306,270.78
  5. Step 5: Solve for x
    x = 3,138,306,270.78/63,888.60
  6. Step 6: Final answer
    x = 49,121.54

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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.