Home / 67,872.14-101,257.10-64,197.98

Finding the Fourth Proportional to 67,872.14, 101,257.10 and 64,197.98

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Solution

The fourth proportional to 67,872.14, 101,257.10 and 64,197.98 is: 95,775.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,872.14 : 101,257.10 = 64,197.98 : x
  2. Step 2: Convert to fraction form
    67,872.14/101,257.10 = 64,197.98/x
  3. Step 3: Cross multiply
    67,872.14x = 101,257.10 × 64,197.98
  4. Step 4: Simplify right side
    67,872.14x = 6,500,501,280.66
  5. Step 5: Solve for x
    x = 6,500,501,280.66/67,872.14
  6. Step 6: Final answer
    x = 95,775.69

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.