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Finding the Fourth Proportional to 63,998.93, 88,311.52 and 45,103.25

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Solution

The fourth proportional to 63,998.93, 88,311.52 and 45,103.25 is: 62,237.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,998.93 : 88,311.52 = 45,103.25 : x
  2. Step 2: Convert to fraction form
    63,998.93/88,311.52 = 45,103.25/x
  3. Step 3: Cross multiply
    63,998.93x = 88,311.52 × 45,103.25
  4. Step 4: Simplify right side
    63,998.93x = 3,983,136,564.44
  5. Step 5: Solve for x
    x = 3,983,136,564.44/63,998.93
  6. Step 6: Final answer
    x = 62,237.55

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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.