Home / 185,292.90-255,610.30-117,195.18

Finding the Fourth Proportional to 185,292.90, 255,610.30 and 117,195.18

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Solution

The fourth proportional to 185,292.90, 255,610.30 and 117,195.18 is: 161,669.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,292.90 : 255,610.30 = 117,195.18 : x
  2. Step 2: Convert to fraction form
    185,292.90/255,610.30 = 117,195.18/x
  3. Step 3: Cross multiply
    185,292.90x = 255,610.30 × 117,195.18
  4. Step 4: Simplify right side
    185,292.90x = 29,956,295,118.35
  5. Step 5: Solve for x
    x = 29,956,295,118.35/185,292.90
  6. Step 6: Final answer
    x = 161,669.96

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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.