Home / 51,348.44-70,847.90-30,123.61

Finding the Fourth Proportional to 51,348.44, 70,847.90 and 30,123.61

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Solution

The fourth proportional to 51,348.44, 70,847.90 and 30,123.61 is: 41,562.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,348.44 : 70,847.90 = 30,123.61 : x
  2. Step 2: Convert to fraction form
    51,348.44/70,847.90 = 30,123.61/x
  3. Step 3: Cross multiply
    51,348.44x = 70,847.90 × 30,123.61
  4. Step 4: Simplify right side
    51,348.44x = 2,134,194,294.14
  5. Step 5: Solve for x
    x = 2,134,194,294.14/51,348.44
  6. Step 6: Final answer
    x = 41,562.98

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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.