Home / 253,229.07-379,899.77-95,458.89

Finding the Fourth Proportional to 253,229.07, 379,899.77 and 95,458.89

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Solution

The fourth proportional to 253,229.07, 379,899.77 and 95,458.89 is: 143,209.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,229.07 : 379,899.77 = 95,458.89 : x
  2. Step 2: Convert to fraction form
    253,229.07/379,899.77 = 95,458.89/x
  3. Step 3: Cross multiply
    253,229.07x = 379,899.77 × 95,458.89
  4. Step 4: Simplify right side
    253,229.07x = 36,264,809,878.16
  5. Step 5: Solve for x
    x = 36,264,809,878.16/253,229.07
  6. Step 6: Final answer
    x = 143,209.51

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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.