Home / 134,253.32-185,223.44-83,247.68

Finding the Fourth Proportional to 134,253.32, 185,223.44 and 83,247.68

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Solution

The fourth proportional to 134,253.32, 185,223.44 and 83,247.68 is: 114,853.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,253.32 : 185,223.44 = 83,247.68 : x
  2. Step 2: Convert to fraction form
    134,253.32/185,223.44 = 83,247.68/x
  3. Step 3: Cross multiply
    134,253.32x = 185,223.44 × 83,247.68
  4. Step 4: Simplify right side
    134,253.32x = 15,419,421,661.62
  5. Step 5: Solve for x
    x = 15,419,421,661.62/134,253.32
  6. Step 6: Final answer
    x = 114,853.19

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Why These Related Problems?

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