Home / 51,488.15-71,016.98-47,252.88

Finding the Fourth Proportional to 51,488.15, 71,016.98 and 47,252.88

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Solution

The fourth proportional to 51,488.15, 71,016.98 and 47,252.88 is: 65,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,488.15 : 71,016.98 = 47,252.88 : x
  2. Step 2: Convert to fraction form
    51,488.15/71,016.98 = 47,252.88/x
  3. Step 3: Cross multiply
    51,488.15x = 71,016.98 × 47,252.88
  4. Step 4: Simplify right side
    51,488.15x = 3,355,756,597.64
  5. Step 5: Solve for x
    x = 3,355,756,597.64/51,488.15
  6. Step 6: Final answer
    x = 65,175.33

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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.