Home / 195,155.46-269,314.99-109,117.53

Finding the Fourth Proportional to 195,155.46, 269,314.99 and 109,117.53

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Solution

The fourth proportional to 195,155.46, 269,314.99 and 109,117.53 is: 150,582.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,155.46 : 269,314.99 = 109,117.53 : x
  2. Step 2: Convert to fraction form
    195,155.46/269,314.99 = 109,117.53/x
  3. Step 3: Cross multiply
    195,155.46x = 269,314.99 × 109,117.53
  4. Step 4: Simplify right side
    195,155.46x = 29,386,986,227.98
  5. Step 5: Solve for x
    x = 29,386,986,227.98/195,155.46
  6. Step 6: Final answer
    x = 150,582.44

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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.