Home / 159,228.98-219,834.17-109,586.81

Finding the Fourth Proportional to 159,228.98, 219,834.17 and 109,586.81

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Solution

The fourth proportional to 159,228.98, 219,834.17 and 109,586.81 is: 151,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,228.98 : 219,834.17 = 109,586.81 : x
  2. Step 2: Convert to fraction form
    159,228.98/219,834.17 = 109,586.81/x
  3. Step 3: Cross multiply
    159,228.98x = 219,834.17 × 109,586.81
  4. Step 4: Simplify right side
    159,228.98x = 24,090,925,831.90
  5. Step 5: Solve for x
    x = 24,090,925,831.90/159,228.98
  6. Step 6: Final answer
    x = 151,297.37

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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.