Home / 182,904.80-274,940.40-172,407.20

Finding the Fourth Proportional to 182,904.80, 274,940.40 and 172,407.20

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Solution

The fourth proportional to 182,904.80, 274,940.40 and 172,407.20 is: 259,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,904.80 : 274,940.40 = 172,407.20 : x
  2. Step 2: Convert to fraction form
    182,904.80/274,940.40 = 172,407.20/x
  3. Step 3: Cross multiply
    182,904.80x = 274,940.40 × 172,407.20
  4. Step 4: Simplify right side
    182,904.80x = 47,401,704,530.88
  5. Step 5: Solve for x
    x = 47,401,704,530.88/182,904.80
  6. Step 6: Final answer
    x = 259,160.53

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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.