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Finding the Fourth Proportional to 73,151.44, 109,758.83 and 25,800.35

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Solution

The fourth proportional to 73,151.44, 109,758.83 and 25,800.35 is: 38,711.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,151.44 : 109,758.83 = 25,800.35 : x
  2. Step 2: Convert to fraction form
    73,151.44/109,758.83 = 25,800.35/x
  3. Step 3: Cross multiply
    73,151.44x = 109,758.83 × 25,800.35
  4. Step 4: Simplify right side
    73,151.44x = 2,831,815,551.79
  5. Step 5: Solve for x
    x = 2,831,815,551.79/73,151.44
  6. Step 6: Final answer
    x = 38,711.69

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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.