Home / 49,354.47-68,103.86-29,212.20

Finding the Fourth Proportional to 49,354.47, 68,103.86 and 29,212.20

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Solution

The fourth proportional to 49,354.47, 68,103.86 and 29,212.20 is: 40,309.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,354.47 : 68,103.86 = 29,212.20 : x
  2. Step 2: Convert to fraction form
    49,354.47/68,103.86 = 29,212.20/x
  3. Step 3: Cross multiply
    49,354.47x = 68,103.86 × 29,212.20
  4. Step 4: Simplify right side
    49,354.47x = 1,989,463,433.03
  5. Step 5: Solve for x
    x = 1,989,463,433.03/49,354.47
  6. Step 6: Final answer
    x = 40,309.69

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1.5x scale

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.