Home / 57,084.20-78,851.48-43,819.36

Finding the Fourth Proportional to 57,084.20, 78,851.48 and 43,819.36

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Solution

The fourth proportional to 57,084.20, 78,851.48 and 43,819.36 is: 60,528.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,084.20 : 78,851.48 = 43,819.36 : x
  2. Step 2: Convert to fraction form
    57,084.20/78,851.48 = 43,819.36/x
  3. Step 3: Cross multiply
    57,084.20x = 78,851.48 × 43,819.36
  4. Step 4: Simplify right side
    57,084.20x = 3,455,221,388.65
  5. Step 5: Solve for x
    x = 3,455,221,388.65/57,084.20
  6. Step 6: Final answer
    x = 60,528.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.