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Finding the Fourth Proportional to 73,173.61, 100,981.55 and 41,341.83

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Solution

The fourth proportional to 73,173.61, 100,981.55 and 41,341.83 is: 57,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,173.61 : 100,981.55 = 41,341.83 : x
  2. Step 2: Convert to fraction form
    73,173.61/100,981.55 = 41,341.83/x
  3. Step 3: Cross multiply
    73,173.61x = 100,981.55 × 41,341.83
  4. Step 4: Simplify right side
    73,173.61x = 4,174,761,797.91
  5. Step 5: Solve for x
    x = 4,174,761,797.91/73,173.61
  6. Step 6: Final answer
    x = 57,052.83

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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.