Home / 34,169.40-51,254.10-31,404.60

Finding the Fourth Proportional to 34,169.40, 51,254.10 and 31,404.60

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Solution

The fourth proportional to 34,169.40, 51,254.10 and 31,404.60 is: 47,106.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,169.40 : 51,254.10 = 31,404.60 : x
  2. Step 2: Convert to fraction form
    34,169.40/51,254.10 = 31,404.60/x
  3. Step 3: Cross multiply
    34,169.40x = 51,254.10 × 31,404.60
  4. Step 4: Simplify right side
    34,169.40x = 1,609,614,508.86
  5. Step 5: Solve for x
    x = 1,609,614,508.86/34,169.40
  6. Step 6: Final answer
    x = 47,106.90

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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.