Home / 125,582.72-188,375.12-36,837.70

Finding the Fourth Proportional to 125,582.72, 188,375.12 and 36,837.70

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Solution

The fourth proportional to 125,582.72, 188,375.12 and 36,837.70 is: 55,256.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,582.72 : 188,375.12 = 36,837.70 : x
  2. Step 2: Convert to fraction form
    125,582.72/188,375.12 = 36,837.70/x
  3. Step 3: Cross multiply
    125,582.72x = 188,375.12 × 36,837.70
  4. Step 4: Simplify right side
    125,582.72x = 6,939,306,158.02
  5. Step 5: Solve for x
    x = 6,939,306,158.02/125,582.72
  6. Step 6: Final answer
    x = 55,256.86

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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.