Home / 99,740.47-149,625.60-32,249.92

Finding the Fourth Proportional to 99,740.47, 149,625.60 and 32,249.92

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Solution

The fourth proportional to 99,740.47, 149,625.60 and 32,249.92 is: 48,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,740.47 : 149,625.60 = 32,249.92 : x
  2. Step 2: Convert to fraction form
    99,740.47/149,625.60 = 32,249.92/x
  3. Step 3: Cross multiply
    99,740.47x = 149,625.60 × 32,249.92
  4. Step 4: Simplify right side
    99,740.47x = 4,825,413,629.95
  5. Step 5: Solve for x
    x = 4,825,413,629.95/99,740.47
  6. Step 6: Final answer
    x = 48,379.70

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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.