Home / 52,045.64-78,112.20-22,486.04

Finding the Fourth Proportional to 52,045.64, 78,112.20 and 22,486.04

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Solution

The fourth proportional to 52,045.64, 78,112.20 and 22,486.04 is: 33,747.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.64 : 78,112.20 = 22,486.04 : x
  2. Step 2: Convert to fraction form
    52,045.64/78,112.20 = 22,486.04/x
  3. Step 3: Cross multiply
    52,045.64x = 78,112.20 × 22,486.04
  4. Step 4: Simplify right side
    52,045.64x = 1,756,434,053.69
  5. Step 5: Solve for x
    x = 1,756,434,053.69/52,045.64
  6. Step 6: Final answer
    x = 33,747.96

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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.