Home / 162,831.40-244,247.10-109,687.30

Finding the Fourth Proportional to 162,831.40, 244,247.10 and 109,687.30

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Solution

The fourth proportional to 162,831.40, 244,247.10 and 109,687.30 is: 164,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,831.40 : 244,247.10 = 109,687.30 : x
  2. Step 2: Convert to fraction form
    162,831.40/244,247.10 = 109,687.30/x
  3. Step 3: Cross multiply
    162,831.40x = 244,247.10 × 109,687.30
  4. Step 4: Simplify right side
    162,831.40x = 26,790,804,931.83
  5. Step 5: Solve for x
    x = 26,790,804,931.83/162,831.40
  6. Step 6: Final answer
    x = 164,530.95

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.