Home / 73,754.28-101,781.54-40,222.44

Finding the Fourth Proportional to 73,754.28, 101,781.54 and 40,222.44

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Solution

The fourth proportional to 73,754.28, 101,781.54 and 40,222.44 is: 55,507.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,754.28 : 101,781.54 = 40,222.44 : x
  2. Step 2: Convert to fraction form
    73,754.28/101,781.54 = 40,222.44/x
  3. Step 3: Cross multiply
    73,754.28x = 101,781.54 × 40,222.44
  4. Step 4: Simplify right side
    73,754.28x = 4,093,901,885.76
  5. Step 5: Solve for x
    x = 4,093,901,885.76/73,754.28
  6. Step 6: Final answer
    x = 55,507.31

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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.