Home / 47,742.21-71,545.41-35,163.31

Finding the Fourth Proportional to 47,742.21, 71,545.41 and 35,163.31

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Solution

The fourth proportional to 47,742.21, 71,545.41 and 35,163.31 is: 52,694.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,742.21 : 71,545.41 = 35,163.31 : x
  2. Step 2: Convert to fraction form
    47,742.21/71,545.41 = 35,163.31/x
  3. Step 3: Cross multiply
    47,742.21x = 71,545.41 × 35,163.31
  4. Step 4: Simplify right side
    47,742.21x = 2,515,773,430.91
  5. Step 5: Solve for x
    x = 2,515,773,430.91/47,742.21
  6. Step 6: Final answer
    x = 52,694.95

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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.