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Finding the Fourth Proportional to 73,864.94, 110,812.02 and 27,118.22

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Solution

The fourth proportional to 73,864.94, 110,812.02 and 27,118.22 is: 40,682.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,864.94 : 110,812.02 = 27,118.22 : x
  2. Step 2: Convert to fraction form
    73,864.94/110,812.02 = 27,118.22/x
  3. Step 3: Cross multiply
    73,864.94x = 110,812.02 × 27,118.22
  4. Step 4: Simplify right side
    73,864.94x = 3,005,024,737.00
  5. Step 5: Solve for x
    x = 3,005,024,737.00/73,864.94
  6. Step 6: Final answer
    x = 40,682.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.