Home / 155,186.96-232,321.16-95,831.78

Finding the Fourth Proportional to 155,186.96, 232,321.16 and 95,831.78

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Solution

The fourth proportional to 155,186.96, 232,321.16 and 95,831.78 is: 143,464.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,186.96 : 232,321.16 = 95,831.78 : x
  2. Step 2: Convert to fraction form
    155,186.96/232,321.16 = 95,831.78/x
  3. Step 3: Cross multiply
    155,186.96x = 232,321.16 × 95,831.78
  4. Step 4: Simplify right side
    155,186.96x = 22,263,750,294.46
  5. Step 5: Solve for x
    x = 22,263,750,294.46/155,186.96
  6. Step 6: Final answer
    x = 143,464.05

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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.