Home / 134,247.80-185,215.86-83,242.17

Finding the Fourth Proportional to 134,247.80, 185,215.86 and 83,242.17

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Solution

The fourth proportional to 134,247.80, 185,215.86 and 83,242.17 is: 114,845.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,247.80 : 185,215.86 = 83,242.17 : x
  2. Step 2: Convert to fraction form
    134,247.80/185,215.86 = 83,242.17/x
  3. Step 3: Cross multiply
    134,247.80x = 185,215.86 × 83,242.17
  4. Step 4: Simplify right side
    134,247.80x = 15,417,770,104.82
  5. Step 5: Solve for x
    x = 15,417,770,104.82/134,247.80
  6. Step 6: Final answer
    x = 114,845.61

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.