Home / 159,702.30-239,719.59-117,629.88

Finding the Fourth Proportional to 159,702.30, 239,719.59 and 117,629.88

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Solution

The fourth proportional to 159,702.30, 239,719.59 and 117,629.88 is: 176,567.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,702.30 : 239,719.59 = 117,629.88 : x
  2. Step 2: Convert to fraction form
    159,702.30/239,719.59 = 117,629.88/x
  3. Step 3: Cross multiply
    159,702.30x = 239,719.59 × 117,629.88
  4. Step 4: Simplify right side
    159,702.30x = 28,198,186,605.35
  5. Step 5: Solve for x
    x = 28,198,186,605.35/159,702.30
  6. Step 6: Final answer
    x = 176,567.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.