Home / 47,321.56-71,031.58-34,855.66

Finding the Fourth Proportional to 47,321.56, 71,031.58 and 34,855.66

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Solution

The fourth proportional to 47,321.56, 71,031.58 and 34,855.66 is: 52,319.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,321.56 : 71,031.58 = 34,855.66 : x
  2. Step 2: Convert to fraction form
    47,321.56/71,031.58 = 34,855.66/x
  3. Step 3: Cross multiply
    47,321.56x = 71,031.58 × 34,855.66
  4. Step 4: Simplify right side
    47,321.56x = 2,475,852,601.74
  5. Step 5: Solve for x
    x = 2,475,852,601.74/47,321.56
  6. Step 6: Final answer
    x = 52,319.76

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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.