Home / 51,844.86-77,860.97-47,677.18

Finding the Fourth Proportional to 51,844.86, 77,860.97 and 47,677.18

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Solution

The fourth proportional to 51,844.86, 77,860.97 and 47,677.18 is: 71,601.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,844.86 : 77,860.97 = 47,677.18 : x
  2. Step 2: Convert to fraction form
    51,844.86/77,860.97 = 47,677.18/x
  3. Step 3: Cross multiply
    51,844.86x = 77,860.97 × 47,677.18
  4. Step 4: Simplify right side
    51,844.86x = 3,712,191,481.66
  5. Step 5: Solve for x
    x = 3,712,191,481.66/51,844.86
  6. Step 6: Final answer
    x = 71,601.92

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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.