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Finding the Fourth Proportional to 63,796.50, 88,039.17 and 35,502.21

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Solution

The fourth proportional to 63,796.50, 88,039.17 and 35,502.21 is: 48,993.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,796.50 : 88,039.17 = 35,502.21 : x
  2. Step 2: Convert to fraction form
    63,796.50/88,039.17 = 35,502.21/x
  3. Step 3: Cross multiply
    63,796.50x = 88,039.17 × 35,502.21
  4. Step 4: Simplify right side
    63,796.50x = 3,125,585,101.57
  5. Step 5: Solve for x
    x = 3,125,585,101.57/63,796.50
  6. Step 6: Final answer
    x = 48,993.05

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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.