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Finding the Fourth Proportional to 63,775.16, 88,009.72 and 35,480.84

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Solution

The fourth proportional to 63,775.16, 88,009.72 and 35,480.84 is: 48,963.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,775.16 : 88,009.72 = 35,480.84 : x
  2. Step 2: Convert to fraction form
    63,775.16/88,009.72 = 35,480.84/x
  3. Step 3: Cross multiply
    63,775.16x = 88,009.72 × 35,480.84
  4. Step 4: Simplify right side
    63,775.16x = 3,122,658,793.76
  5. Step 5: Solve for x
    x = 3,122,658,793.76/63,775.16
  6. Step 6: Final answer
    x = 48,963.56

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1.5x scale

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.