Home / 125,920.18-188,834.91-41,664.79

Finding the Fourth Proportional to 125,920.18, 188,834.91 and 41,664.79

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Solution

The fourth proportional to 125,920.18, 188,834.91 and 41,664.79 is: 62,482.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,920.18 : 188,834.91 = 41,664.79 : x
  2. Step 2: Convert to fraction form
    125,920.18/188,834.91 = 41,664.79/x
  3. Step 3: Cross multiply
    125,920.18x = 188,834.91 × 41,664.79
  4. Step 4: Simplify right side
    125,920.18x = 7,867,766,869.82
  5. Step 5: Solve for x
    x = 7,867,766,869.82/125,920.18
  6. Step 6: Final answer
    x = 62,482.18

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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.