Home / 89,041.32-122,877.22-48,205.87

Finding the Fourth Proportional to 89,041.32, 122,877.22 and 48,205.87

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Solution

The fourth proportional to 89,041.32, 122,877.22 and 48,205.87 is: 66,524.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,041.32 : 122,877.22 = 48,205.87 : x
  2. Step 2: Convert to fraction form
    89,041.32/122,877.22 = 48,205.87/x
  3. Step 3: Cross multiply
    89,041.32x = 122,877.22 × 48,205.87
  4. Step 4: Simplify right side
    89,041.32x = 5,923,403,473.99
  5. Step 5: Solve for x
    x = 5,923,403,473.99/89,041.32
  6. Step 6: Final answer
    x = 66,524.21

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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.