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Finding the Fourth Proportional to 74,658.44, 112,031.40 and 27,944.12

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Solution

The fourth proportional to 74,658.44, 112,031.40 and 27,944.12 is: 41,932.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,658.44 : 112,031.40 = 27,944.12 : x
  2. Step 2: Convert to fraction form
    74,658.44/112,031.40 = 27,944.12/x
  3. Step 3: Cross multiply
    74,658.44x = 112,031.40 × 27,944.12
  4. Step 4: Simplify right side
    74,658.44x = 3,130,618,885.37
  5. Step 5: Solve for x
    x = 3,130,618,885.37/74,658.44
  6. Step 6: Final answer
    x = 41,932.55

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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.