Home / 111,145.26-153,380.44-60,844.26

Finding the Fourth Proportional to 111,145.26, 153,380.44 and 60,844.26

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Solution

The fourth proportional to 111,145.26, 153,380.44 and 60,844.26 is: 83,965.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,145.26 : 153,380.44 = 60,844.26 : x
  2. Step 2: Convert to fraction form
    111,145.26/153,380.44 = 60,844.26/x
  3. Step 3: Cross multiply
    111,145.26x = 153,380.44 × 60,844.26
  4. Step 4: Simplify right side
    111,145.26x = 9,332,319,370.27
  5. Step 5: Solve for x
    x = 9,332,319,370.27/111,145.26
  6. Step 6: Final answer
    x = 83,965.07

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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.