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Finding the Fourth Proportional to 74,803.93, 112,177.90 and 32,103.97

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Solution

The fourth proportional to 74,803.93, 112,177.90 and 32,103.97 is: 48,143.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,803.93 : 112,177.90 = 32,103.97 : x
  2. Step 2: Convert to fraction form
    74,803.93/112,177.90 = 32,103.97/x
  3. Step 3: Cross multiply
    74,803.93x = 112,177.90 × 32,103.97
  4. Step 4: Simplify right side
    74,803.93x = 3,601,355,936.26
  5. Step 5: Solve for x
    x = 3,601,355,936.26/74,803.93
  6. Step 6: Final answer
    x = 48,143.94

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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.