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Finding the Fourth Proportional to 63,903.67, 88,188.86 and 35,611.18

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Solution

The fourth proportional to 63,903.67, 88,188.86 and 35,611.18 is: 49,144.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,903.67 : 88,188.86 = 35,611.18 : x
  2. Step 2: Convert to fraction form
    63,903.67/88,188.86 = 35,611.18/x
  3. Step 3: Cross multiply
    63,903.67x = 88,188.86 × 35,611.18
  4. Step 4: Simplify right side
    63,903.67x = 3,140,509,236.01
  5. Step 5: Solve for x
    x = 3,140,509,236.01/63,903.67
  6. Step 6: Final answer
    x = 49,144.43

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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.