Home / 185,342.26-255,772.59-100,459.30

Finding the Fourth Proportional to 185,342.26, 255,772.59 and 100,459.30

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Solution

The fourth proportional to 185,342.26, 255,772.59 and 100,459.30 is: 138,633.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,342.26 : 255,772.59 = 100,459.30 : x
  2. Step 2: Convert to fraction form
    185,342.26/255,772.59 = 100,459.30/x
  3. Step 3: Cross multiply
    185,342.26x = 255,772.59 × 100,459.30
  4. Step 4: Simplify right side
    185,342.26x = 25,694,735,350.59
  5. Step 5: Solve for x
    x = 25,694,735,350.59/185,342.26
  6. Step 6: Final answer
    x = 138,633.98

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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.