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Finding the Fourth Proportional to 73,008, 100,754.55 and 41,176.17

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Solution

The fourth proportional to 73,008, 100,754.55 and 41,176.17 is: 56,825.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,008 : 100,754.55 = 41,176.17 : x
  2. Step 2: Convert to fraction form
    73,008/100,754.55 = 41,176.17/x
  3. Step 3: Cross multiply
    73,008x = 100,754.55 × 41,176.17
  4. Step 4: Simplify right side
    73,008x = 4,148,686,479.07
  5. Step 5: Solve for x
    x = 4,148,686,479.07/73,008
  6. Step 6: Final answer
    x = 56,825.09

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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.