Home / 125,508.20-188,285.40-41,273.06

Finding the Fourth Proportional to 125,508.20, 188,285.40 and 41,273.06

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Solution

The fourth proportional to 125,508.20, 188,285.40 and 41,273.06 is: 61,917.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,508.20 : 188,285.40 = 41,273.06 : x
  2. Step 2: Convert to fraction form
    125,508.20/188,285.40 = 41,273.06/x
  3. Step 3: Cross multiply
    125,508.20x = 188,285.40 × 41,273.06
  4. Step 4: Simplify right side
    125,508.20x = 7,771,113,669.90
  5. Step 5: Solve for x
    x = 7,771,113,669.90/125,508.20
  6. Step 6: Final answer
    x = 61,917.18

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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.