Home / 192,345.24-288,481.62-52,085.40

Finding the Fourth Proportional to 192,345.24, 288,481.62 and 52,085.40

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Solution

The fourth proportional to 192,345.24, 288,481.62 and 52,085.40 is: 78,118.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,345.24 : 288,481.62 = 52,085.40 : x
  2. Step 2: Convert to fraction form
    192,345.24/288,481.62 = 52,085.40/x
  3. Step 3: Cross multiply
    192,345.24x = 288,481.62 × 52,085.40
  4. Step 4: Simplify right side
    192,345.24x = 15,025,680,570.35
  5. Step 5: Solve for x
    x = 15,025,680,570.35/192,345.24
  6. Step 6: Final answer
    x = 78,118.29

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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.