Home / 80,051.48-110,471.37-43,753.65

Finding the Fourth Proportional to 80,051.48, 110,471.37 and 43,753.65

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Solution

The fourth proportional to 80,051.48, 110,471.37 and 43,753.65 is: 60,380.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,051.48 : 110,471.37 = 43,753.65 : x
  2. Step 2: Convert to fraction form
    80,051.48/110,471.37 = 43,753.65/x
  3. Step 3: Cross multiply
    80,051.48x = 110,471.37 × 43,753.65
  4. Step 4: Simplify right side
    80,051.48x = 4,833,525,658.00
  5. Step 5: Solve for x
    x = 4,833,525,658.00/80,051.48
  6. Step 6: Final answer
    x = 60,380.22

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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.