Home / 52,162.22-78,243.52-36,649.10

Finding the Fourth Proportional to 52,162.22, 78,243.52 and 36,649.10

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Solution

The fourth proportional to 52,162.22, 78,243.52 and 36,649.10 is: 54,973.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,162.22 : 78,243.52 = 36,649.10 : x
  2. Step 2: Convert to fraction form
    52,162.22/78,243.52 = 36,649.10/x
  3. Step 3: Cross multiply
    52,162.22x = 78,243.52 × 36,649.10
  4. Step 4: Simplify right side
    52,162.22x = 2,867,554,588.83
  5. Step 5: Solve for x
    x = 2,867,554,588.83/52,162.22
  6. Step 6: Final answer
    x = 54,973.78

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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.