Home / 253,166.03-379,525.55-95,505.20

Finding the Fourth Proportional to 253,166.03, 379,525.55 and 95,505.20

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Solution

The fourth proportional to 253,166.03, 379,525.55 and 95,505.20 is: 143,173.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,166.03 : 379,525.55 = 95,505.20 : x
  2. Step 2: Convert to fraction form
    253,166.03/379,525.55 = 95,505.20/x
  3. Step 3: Cross multiply
    253,166.03x = 379,525.55 × 95,505.20
  4. Step 4: Simplify right side
    253,166.03x = 36,246,661,182.71
  5. Step 5: Solve for x
    x = 36,246,661,182.71/253,166.03
  6. Step 6: Final answer
    x = 143,173.48

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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.