Home / 89,028.66-122,859.15-48,192.82

Finding the Fourth Proportional to 89,028.66, 122,859.15 and 48,192.82

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Solution

The fourth proportional to 89,028.66, 122,859.15 and 48,192.82 is: 66,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,028.66 : 122,859.15 = 48,192.82 : x
  2. Step 2: Convert to fraction form
    89,028.66/122,859.15 = 48,192.82/x
  3. Step 3: Cross multiply
    89,028.66x = 122,859.15 × 48,192.82
  4. Step 4: Simplify right side
    89,028.66x = 5,920,928,901.30
  5. Step 5: Solve for x
    x = 5,920,928,901.30/89,028.66
  6. Step 6: Final answer
    x = 66,505.87

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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.