Home / 80,493.72-111,004.02-48,223.26

Finding the Fourth Proportional to 80,493.72, 111,004.02 and 48,223.26

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Solution

The fourth proportional to 80,493.72, 111,004.02 and 48,223.26 is: 66,501.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,493.72 : 111,004.02 = 48,223.26 : x
  2. Step 2: Convert to fraction form
    80,493.72/111,004.02 = 48,223.26/x
  3. Step 3: Cross multiply
    80,493.72x = 111,004.02 × 48,223.26
  4. Step 4: Simplify right side
    80,493.72x = 5,352,975,717.51
  5. Step 5: Solve for x
    x = 5,352,975,717.51/80,493.72
  6. Step 6: Final answer
    x = 66,501.78

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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.