Home / 138,224.82-207,298.88-59,321.50

Finding the Fourth Proportional to 138,224.82, 207,298.88 and 59,321.50

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Solution

The fourth proportional to 138,224.82, 207,298.88 and 59,321.50 is: 88,965.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,224.82 : 207,298.88 = 59,321.50 : x
  2. Step 2: Convert to fraction form
    138,224.82/207,298.88 = 59,321.50/x
  3. Step 3: Cross multiply
    138,224.82x = 207,298.88 × 59,321.50
  4. Step 4: Simplify right side
    138,224.82x = 12,297,280,509.92
  5. Step 5: Solve for x
    x = 12,297,280,509.92/138,224.82
  6. Step 6: Final answer
    x = 88,965.79

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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.