Home / 52,418.34-78,633.05-30,231.23

Finding the Fourth Proportional to 52,418.34, 78,633.05 and 30,231.23

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Solution

The fourth proportional to 52,418.34, 78,633.05 and 30,231.23 is: 45,350.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,418.34 : 78,633.05 = 30,231.23 : x
  2. Step 2: Convert to fraction form
    52,418.34/78,633.05 = 30,231.23/x
  3. Step 3: Cross multiply
    52,418.34x = 78,633.05 × 30,231.23
  4. Step 4: Simplify right side
    52,418.34x = 2,377,173,275.83
  5. Step 5: Solve for x
    x = 2,377,173,275.83/52,418.34
  6. Step 6: Final answer
    x = 45,350.03

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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.