Home / 49,769.43-74,478.74-31,058.28

Finding the Fourth Proportional to 49,769.43, 74,478.74 and 31,058.28

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Solution

The fourth proportional to 49,769.43, 74,478.74 and 31,058.28 is: 46,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,769.43 : 74,478.74 = 31,058.28 : x
  2. Step 2: Convert to fraction form
    49,769.43/74,478.74 = 31,058.28/x
  3. Step 3: Cross multiply
    49,769.43x = 74,478.74 × 31,058.28
  4. Step 4: Simplify right side
    49,769.43x = 2,313,181,560.97
  5. Step 5: Solve for x
    x = 2,313,181,560.97/49,769.43
  6. Step 6: Final answer
    x = 46,477.96

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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.