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Finding the Fourth Proportional to 63,893.45, 88,173.57 and 35,214.15

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Solution

The fourth proportional to 63,893.45, 88,173.57 and 35,214.15 is: 48,595.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,893.45 : 88,173.57 = 35,214.15 : x
  2. Step 2: Convert to fraction form
    63,893.45/88,173.57 = 35,214.15/x
  3. Step 3: Cross multiply
    63,893.45x = 88,173.57 × 35,214.15
  4. Step 4: Simplify right side
    63,893.45x = 3,104,957,320.02
  5. Step 5: Solve for x
    x = 3,104,957,320.02/63,893.45
  6. Step 6: Final answer
    x = 48,595.86

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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.