Home / 63,385.44-87,471.61-34,313.73

Finding the Fourth Proportional to 63,385.44, 87,471.61 and 34,313.73

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Solution

The fourth proportional to 63,385.44, 87,471.61 and 34,313.73 is: 47,352.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,385.44 : 87,471.61 = 34,313.73 : x
  2. Step 2: Convert to fraction form
    63,385.44/87,471.61 = 34,313.73/x
  3. Step 3: Cross multiply
    63,385.44x = 87,471.61 × 34,313.73
  4. Step 4: Simplify right side
    63,385.44x = 3,001,477,208.21
  5. Step 5: Solve for x
    x = 3,001,477,208.21/63,385.44
  6. Step 6: Final answer
    x = 47,352.79

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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.