Home / 49,910.04-74,864.52-47,418.48

Finding the Fourth Proportional to 49,910.04, 74,864.52 and 47,418.48

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Solution

The fourth proportional to 49,910.04, 74,864.52 and 47,418.48 is: 71,127.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,910.04 : 74,864.52 = 47,418.48 : x
  2. Step 2: Convert to fraction form
    49,910.04/74,864.52 = 47,418.48/x
  3. Step 3: Cross multiply
    49,910.04x = 74,864.52 × 47,418.48
  4. Step 4: Simplify right side
    49,910.04x = 3,549,961,744.33
  5. Step 5: Solve for x
    x = 3,549,961,744.33/49,910.04
  6. Step 6: Final answer
    x = 71,127.21

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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.