Home / 48,207.12-72,279.72-23,214.48

Finding the Fourth Proportional to 48,207.12, 72,279.72 and 23,214.48

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Solution

The fourth proportional to 48,207.12, 72,279.72 and 23,214.48 is: 34,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,207.12 : 72,279.72 = 23,214.48 : x
  2. Step 2: Convert to fraction form
    48,207.12/72,279.72 = 23,214.48/x
  3. Step 3: Cross multiply
    48,207.12x = 72,279.72 × 23,214.48
  4. Step 4: Simplify right side
    48,207.12x = 1,677,936,114.35
  5. Step 5: Solve for x
    x = 1,677,936,114.35/48,207.12
  6. Step 6: Final answer
    x = 34,806.81

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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.