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Finding the Fourth Proportional to 227,790.65, 314,324.13 and 125,810.04

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Solution

The fourth proportional to 227,790.65, 314,324.13 and 125,810.04 is: 173,602.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,790.65 : 314,324.13 = 125,810.04 : x
  2. Step 2: Convert to fraction form
    227,790.65/314,324.13 = 125,810.04/x
  3. Step 3: Cross multiply
    227,790.65x = 314,324.13 × 125,810.04
  4. Step 4: Simplify right side
    227,790.65x = 39,545,131,382.68
  5. Step 5: Solve for x
    x = 39,545,131,382.68/227,790.65
  6. Step 6: Final answer
    x = 173,602.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.