Home / 178,831.96-268,206.31-66,565.04

Finding the Fourth Proportional to 178,831.96, 268,206.31 and 66,565.04

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Solution

The fourth proportional to 178,831.96, 268,206.31 and 66,565.04 is: 99,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,831.96 : 268,206.31 = 66,565.04 : x
  2. Step 2: Convert to fraction form
    178,831.96/268,206.31 = 66,565.04/x
  3. Step 3: Cross multiply
    178,831.96x = 268,206.31 × 66,565.04
  4. Step 4: Simplify right side
    178,831.96x = 17,853,163,753.40
  5. Step 5: Solve for x
    x = 17,853,163,753.40/178,831.96
  6. Step 6: Final answer
    x = 99,832.06

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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.