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Finding the Fourth Proportional to 63,649.94, 95,329.55 and 30,393.42

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Solution

The fourth proportional to 63,649.94, 95,329.55 and 30,393.42 is: 45,520.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,649.94 : 95,329.55 = 30,393.42 : x
  2. Step 2: Convert to fraction form
    63,649.94/95,329.55 = 30,393.42/x
  3. Step 3: Cross multiply
    63,649.94x = 95,329.55 × 30,393.42
  4. Step 4: Simplify right side
    63,649.94x = 2,897,391,051.56
  5. Step 5: Solve for x
    x = 2,897,391,051.56/63,649.94
  6. Step 6: Final answer
    x = 45,520.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.