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Finding the Fourth Proportional to 63,996.92, 88,314.52 and 35,319.28

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Solution

The fourth proportional to 63,996.92, 88,314.52 and 35,319.28 is: 48,739.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,996.92 : 88,314.52 = 35,319.28 : x
  2. Step 2: Convert to fraction form
    63,996.92/88,314.52 = 35,319.28/x
  3. Step 3: Cross multiply
    63,996.92x = 88,314.52 × 35,319.28
  4. Step 4: Simplify right side
    63,996.92x = 3,119,205,259.95
  5. Step 5: Solve for x
    x = 3,119,205,259.95/63,996.92
  6. Step 6: Final answer
    x = 48,739.93

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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.