Home / 227,942.60-314,561.76-124,578.89

Finding the Fourth Proportional to 227,942.60, 314,561.76 and 124,578.89

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Solution

The fourth proportional to 227,942.60, 314,561.76 and 124,578.89 is: 171,919.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,942.60 : 314,561.76 = 124,578.89 : x
  2. Step 2: Convert to fraction form
    227,942.60/314,561.76 = 124,578.89/x
  3. Step 3: Cross multiply
    227,942.60x = 314,561.76 × 124,578.89
  4. Step 4: Simplify right side
    227,942.60x = 39,187,755,683.65
  5. Step 5: Solve for x
    x = 39,187,755,683.65/227,942.60
  6. Step 6: Final answer
    x = 171,919.40

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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.