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Finding the Fourth Proportional to 192,460.32, 288,337.32 and 173,859.48

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Solution

The fourth proportional to 192,460.32, 288,337.32 and 173,859.48 is: 260,470.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,460.32 : 288,337.32 = 173,859.48 : x
  2. Step 2: Convert to fraction form
    192,460.32/288,337.32 = 173,859.48/x
  3. Step 3: Cross multiply
    192,460.32x = 288,337.32 × 173,859.48
  4. Step 4: Simplify right side
    192,460.32x = 50,130,176,519.79
  5. Step 5: Solve for x
    x = 50,130,176,519.79/192,460.32
  6. Step 6: Final answer
    x = 260,470.19

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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.