Home / 185,426.06-255,903.78-104,867.90

Finding the Fourth Proportional to 185,426.06, 255,903.78 and 104,867.90

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Solution

The fourth proportional to 185,426.06, 255,903.78 and 104,867.90 is: 144,726.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,426.06 : 255,903.78 = 104,867.90 : x
  2. Step 2: Convert to fraction form
    185,426.06/255,903.78 = 104,867.90/x
  3. Step 3: Cross multiply
    185,426.06x = 255,903.78 × 104,867.90
  4. Step 4: Simplify right side
    185,426.06x = 26,836,092,010.66
  5. Step 5: Solve for x
    x = 26,836,092,010.66/185,426.06
  6. Step 6: Final answer
    x = 144,726.65

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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.