Home / 148,081.32-204,351.63-80,098.47

Finding the Fourth Proportional to 148,081.32, 204,351.63 and 80,098.47

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Solution

The fourth proportional to 148,081.32, 204,351.63 and 80,098.47 is: 110,535.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,081.32 : 204,351.63 = 80,098.47 : x
  2. Step 2: Convert to fraction form
    148,081.32/204,351.63 = 80,098.47/x
  3. Step 3: Cross multiply
    148,081.32x = 204,351.63 × 80,098.47
  4. Step 4: Simplify right side
    148,081.32x = 16,368,252,905.01
  5. Step 5: Solve for x
    x = 16,368,252,905.01/148,081.32
  6. Step 6: Final answer
    x = 110,535.57

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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.