Home / 52,113.88-78,141.66-17,044.12

Finding the Fourth Proportional to 52,113.88, 78,141.66 and 17,044.12

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Solution

The fourth proportional to 52,113.88, 78,141.66 and 17,044.12 is: 25,556.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,113.88 : 78,141.66 = 17,044.12 : x
  2. Step 2: Convert to fraction form
    52,113.88/78,141.66 = 17,044.12/x
  3. Step 3: Cross multiply
    52,113.88x = 78,141.66 × 17,044.12
  4. Step 4: Simplify right side
    52,113.88x = 1,331,855,830.04
  5. Step 5: Solve for x
    x = 1,331,855,830.04/52,113.88
  6. Step 6: Final answer
    x = 25,556.64

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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.