Home / 125,926.68-187,968.70-110,980.38

Finding the Fourth Proportional to 125,926.68, 187,968.70 and 110,980.38

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Solution

The fourth proportional to 125,926.68, 187,968.70 and 110,980.38 is: 165,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,926.68 : 187,968.70 = 110,980.38 : x
  2. Step 2: Convert to fraction form
    125,926.68/187,968.70 = 110,980.38/x
  3. Step 3: Cross multiply
    125,926.68x = 187,968.70 × 110,980.38
  4. Step 4: Simplify right side
    125,926.68x = 20,860,837,754.11
  5. Step 5: Solve for x
    x = 20,860,837,754.11/125,926.68
  6. Step 6: Final answer
    x = 165,658.60

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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.