Home / 140,394.08-210,560.06-40,532.56

Finding the Fourth Proportional to 140,394.08, 210,560.06 and 40,532.56

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Solution

The fourth proportional to 140,394.08, 210,560.06 and 40,532.56 is: 60,789.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,394.08 : 210,560.06 = 40,532.56 : x
  2. Step 2: Convert to fraction form
    140,394.08/210,560.06 = 40,532.56/x
  3. Step 3: Cross multiply
    140,394.08x = 210,560.06 × 40,532.56
  4. Step 4: Simplify right side
    140,394.08x = 8,534,538,265.55
  5. Step 5: Solve for x
    x = 8,534,538,265.55/140,394.08
  6. Step 6: Final answer
    x = 60,789.87

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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.