Home / 148,219.66-204,541.92-80,235.25

Finding the Fourth Proportional to 148,219.66, 204,541.92 and 80,235.25

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Solution

The fourth proportional to 148,219.66, 204,541.92 and 80,235.25 is: 110,723.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,219.66 : 204,541.92 = 80,235.25 : x
  2. Step 2: Convert to fraction form
    148,219.66/204,541.92 = 80,235.25/x
  3. Step 3: Cross multiply
    148,219.66x = 204,541.92 × 80,235.25
  4. Step 4: Simplify right side
    148,219.66x = 16,411,472,086.68
  5. Step 5: Solve for x
    x = 16,411,472,086.68/148,219.66
  6. Step 6: Final answer
    x = 110,723.99

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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.