Home / 192,497.04-288,769.32-66,162.96

Finding the Fourth Proportional to 192,497.04, 288,769.32 and 66,162.96

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Solution

The fourth proportional to 192,497.04, 288,769.32 and 66,162.96 is: 99,252.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,497.04 : 288,769.32 = 66,162.96 : x
  2. Step 2: Convert to fraction form
    192,497.04/288,769.32 = 66,162.96/x
  3. Step 3: Cross multiply
    192,497.04x = 288,769.32 × 66,162.96
  4. Step 4: Simplify right side
    192,497.04x = 19,105,832,968.39
  5. Step 5: Solve for x
    x = 19,105,832,968.39/192,497.04
  6. Step 6: Final answer
    x = 99,252.61

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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.