Home / 160,211.26-240,353.34-85,291.94

Finding the Fourth Proportional to 160,211.26, 240,353.34 and 85,291.94

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Solution

The fourth proportional to 160,211.26, 240,353.34 and 85,291.94 is: 127,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,211.26 : 240,353.34 = 85,291.94 : x
  2. Step 2: Convert to fraction form
    160,211.26/240,353.34 = 85,291.94/x
  3. Step 3: Cross multiply
    160,211.26x = 240,353.34 × 85,291.94
  4. Step 4: Simplify right side
    160,211.26x = 20,500,202,654.08
  5. Step 5: Solve for x
    x = 20,500,202,654.08/160,211.26
  6. Step 6: Final answer
    x = 127,957.31

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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.