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Finding the Fourth Proportional to 73,016.94, 100,758.46 and 41,973.16

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Solution

The fourth proportional to 73,016.94, 100,758.46 and 41,973.16 is: 57,920.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,016.94 : 100,758.46 = 41,973.16 : x
  2. Step 2: Convert to fraction form
    73,016.94/100,758.46 = 41,973.16/x
  3. Step 3: Cross multiply
    73,016.94x = 100,758.46 × 41,973.16
  4. Step 4: Simplify right side
    73,016.94x = 4,229,150,962.93
  5. Step 5: Solve for x
    x = 4,229,150,962.93/73,016.94
  6. Step 6: Final answer
    x = 57,920.13

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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.