Home / 182,934.80-274,985.40-172,437.20

Finding the Fourth Proportional to 182,934.80, 274,985.40 and 172,437.20

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Solution

The fourth proportional to 182,934.80, 274,985.40 and 172,437.20 is: 259,205.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,934.80 : 274,985.40 = 172,437.20 : x
  2. Step 2: Convert to fraction form
    182,934.80/274,985.40 = 172,437.20/x
  3. Step 3: Cross multiply
    182,934.80x = 274,985.40 × 172,437.20
  4. Step 4: Simplify right side
    182,934.80x = 47,417,712,416.88
  5. Step 5: Solve for x
    x = 47,417,712,416.88/182,934.80
  6. Step 6: Final answer
    x = 259,205.53

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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.