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Finding the Fourth Proportional to 103,524.93, 155,320.16 and 36,963.59

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Solution

The fourth proportional to 103,524.93, 155,320.16 and 36,963.59 is: 55,457.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,524.93 : 155,320.16 = 36,963.59 : x
  2. Step 2: Convert to fraction form
    103,524.93/155,320.16 = 36,963.59/x
  3. Step 3: Cross multiply
    103,524.93x = 155,320.16 × 36,963.59
  4. Step 4: Simplify right side
    103,524.93x = 5,741,189,751.56
  5. Step 5: Solve for x
    x = 5,741,189,751.56/103,524.93
  6. Step 6: Final answer
    x = 55,457.07

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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.