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Finding the Fourth Proportional to 75,103.60, 103,635.81 and 44,882.92

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Solution

The fourth proportional to 75,103.60, 103,635.81 and 44,882.92 is: 61,934.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,103.60 : 103,635.81 = 44,882.92 : x
  2. Step 2: Convert to fraction form
    75,103.60/103,635.81 = 44,882.92/x
  3. Step 3: Cross multiply
    75,103.60x = 103,635.81 × 44,882.92
  4. Step 4: Simplify right side
    75,103.60x = 4,651,477,769.37
  5. Step 5: Solve for x
    x = 4,651,477,769.37/75,103.60
  6. Step 6: Final answer
    x = 61,934.15

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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.