Home / 72,242.24-108,341.16-25,484.18

Finding the Fourth Proportional to 72,242.24, 108,341.16 and 25,484.18

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Solution

The fourth proportional to 72,242.24, 108,341.16 and 25,484.18 is: 38,218.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,242.24 : 108,341.16 = 25,484.18 : x
  2. Step 2: Convert to fraction form
    72,242.24/108,341.16 = 25,484.18/x
  3. Step 3: Cross multiply
    72,242.24x = 108,341.16 × 25,484.18
  4. Step 4: Simplify right side
    72,242.24x = 2,760,985,622.85
  5. Step 5: Solve for x
    x = 2,760,985,622.85/72,242.24
  6. Step 6: Final answer
    x = 38,218.44

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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.