Home / 140,425.60-210,631.92-35,242.24

Finding the Fourth Proportional to 140,425.60, 210,631.92 and 35,242.24

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Solution

The fourth proportional to 140,425.60, 210,631.92 and 35,242.24 is: 52,861.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,425.60 : 210,631.92 = 35,242.24 : x
  2. Step 2: Convert to fraction form
    140,425.60/210,631.92 = 35,242.24/x
  3. Step 3: Cross multiply
    140,425.60x = 210,631.92 × 35,242.24
  4. Step 4: Simplify right side
    140,425.60x = 7,423,140,676.30
  5. Step 5: Solve for x
    x = 7,423,140,676.30/140,425.60
  6. Step 6: Final answer
    x = 52,861.73

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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.