Home / 125,926.17-187,967.96-110,979.87

Finding the Fourth Proportional to 125,926.17, 187,967.96 and 110,979.87

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Solution

The fourth proportional to 125,926.17, 187,967.96 and 110,979.87 is: 165,657.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,926.17 : 187,967.96 = 110,979.87 : x
  2. Step 2: Convert to fraction form
    125,926.17/187,967.96 = 110,979.87/x
  3. Step 3: Cross multiply
    125,926.17x = 187,967.96 × 110,979.87
  4. Step 4: Simplify right side
    125,926.17x = 20,860,659,210.07
  5. Step 5: Solve for x
    x = 20,860,659,210.07/125,926.17
  6. Step 6: Final answer
    x = 165,657.85

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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.