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Finding the Fourth Proportional to 365,590.61, 548,229.07 and 125,728.65

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Solution

The fourth proportional to 365,590.61, 548,229.07 and 125,728.65 is: 188,539.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,590.61 : 548,229.07 = 125,728.65 : x
  2. Step 2: Convert to fraction form
    365,590.61/548,229.07 = 125,728.65/x
  3. Step 3: Cross multiply
    365,590.61x = 548,229.07 × 125,728.65
  4. Step 4: Simplify right side
    365,590.61x = 68,928,100,547.53
  5. Step 5: Solve for x
    x = 68,928,100,547.53/365,590.61
  6. Step 6: Final answer
    x = 188,539.04

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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.