Home / 88,564.71-122,213.18-49,808.33

Finding the Fourth Proportional to 88,564.71, 122,213.18 and 49,808.33

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Solution

The fourth proportional to 88,564.71, 122,213.18 and 49,808.33 is: 68,732.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,564.71 : 122,213.18 = 49,808.33 : x
  2. Step 2: Convert to fraction form
    88,564.71/122,213.18 = 49,808.33/x
  3. Step 3: Cross multiply
    88,564.71x = 122,213.18 × 49,808.33
  4. Step 4: Simplify right side
    88,564.71x = 6,087,234,580.80
  5. Step 5: Solve for x
    x = 6,087,234,580.80/88,564.71
  6. Step 6: Final answer
    x = 68,732.06

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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.