Home / 154,176.21-231,243.66-41,864.04

Finding the Fourth Proportional to 154,176.21, 231,243.66 and 41,864.04

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Solution

The fourth proportional to 154,176.21, 231,243.66 and 41,864.04 is: 62,790.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,176.21 : 231,243.66 = 41,864.04 : x
  2. Step 2: Convert to fraction form
    154,176.21/231,243.66 = 41,864.04/x
  3. Step 3: Cross multiply
    154,176.21x = 231,243.66 × 41,864.04
  4. Step 4: Simplify right side
    154,176.21x = 9,680,793,831.99
  5. Step 5: Solve for x
    x = 9,680,793,831.99/154,176.21
  6. Step 6: Final answer
    x = 62,790.45

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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.