Home / 80,252.66-110,718.93-51,973.94

Finding the Fourth Proportional to 80,252.66, 110,718.93 and 51,973.94

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Solution

The fourth proportional to 80,252.66, 110,718.93 and 51,973.94 is: 71,704.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,252.66 : 110,718.93 = 51,973.94 : x
  2. Step 2: Convert to fraction form
    80,252.66/110,718.93 = 51,973.94/x
  3. Step 3: Cross multiply
    80,252.66x = 110,718.93 × 51,973.94
  4. Step 4: Simplify right side
    80,252.66x = 5,754,499,024.68
  5. Step 5: Solve for x
    x = 5,754,499,024.68/80,252.66
  6. Step 6: Final answer
    x = 71,704.78

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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.