Home / 125,926.42-187,968.33-110,980.12

Finding the Fourth Proportional to 125,926.42, 187,968.33 and 110,980.12

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Solution

The fourth proportional to 125,926.42, 187,968.33 and 110,980.12 is: 165,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,926.42 : 187,968.33 = 110,980.12 : x
  2. Step 2: Convert to fraction form
    125,926.42/187,968.33 = 110,980.12/x
  3. Step 3: Cross multiply
    125,926.42x = 187,968.33 × 110,980.12
  4. Step 4: Simplify right side
    125,926.42x = 20,860,747,819.60
  5. Step 5: Solve for x
    x = 20,860,747,819.60/125,926.42
  6. Step 6: Final answer
    x = 165,658.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.