Home / 274,104.27-411,141.69-87,101.19

Finding the Fourth Proportional to 274,104.27, 411,141.69 and 87,101.19

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Solution

The fourth proportional to 274,104.27, 411,141.69 and 87,101.19 is: 130,647.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,104.27 : 411,141.69 = 87,101.19 : x
  2. Step 2: Convert to fraction form
    274,104.27/411,141.69 = 87,101.19/x
  3. Step 3: Cross multiply
    274,104.27x = 411,141.69 × 87,101.19
  4. Step 4: Simplify right side
    274,104.27x = 35,810,930,457.61
  5. Step 5: Solve for x
    x = 35,810,930,457.61/274,104.27
  6. Step 6: Final answer
    x = 130,647.11

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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.