Home / 185,304.30-255,747.36-117,327.60

Finding the Fourth Proportional to 185,304.30, 255,747.36 and 117,327.60

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Solution

The fourth proportional to 185,304.30, 255,747.36 and 117,327.60 is: 161,929.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,304.30 : 255,747.36 = 117,327.60 : x
  2. Step 2: Convert to fraction form
    185,304.30/255,747.36 = 117,327.60/x
  3. Step 3: Cross multiply
    185,304.30x = 255,747.36 × 117,327.60
  4. Step 4: Simplify right side
    185,304.30x = 30,006,222,676.40
  5. Step 5: Solve for x
    x = 30,006,222,676.40/185,304.30
  6. Step 6: Final answer
    x = 161,929.45

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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.