Home / 88,564.55-122,212.97-49,808.17

Finding the Fourth Proportional to 88,564.55, 122,212.97 and 49,808.17

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Solution

The fourth proportional to 88,564.55, 122,212.97 and 49,808.17 is: 68,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,564.55 : 122,212.97 = 49,808.17 : x
  2. Step 2: Convert to fraction form
    88,564.55/122,212.97 = 49,808.17/x
  3. Step 3: Cross multiply
    88,564.55x = 122,212.97 × 49,808.17
  4. Step 4: Simplify right side
    88,564.55x = 6,087,203,774.90
  5. Step 5: Solve for x
    x = 6,087,203,774.90/88,564.55
  6. Step 6: Final answer
    x = 68,731.83

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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.