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Finding the Fourth Proportional to 73,010.48, 109,616.58 and 50,465.62

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Solution

The fourth proportional to 73,010.48, 109,616.58 and 50,465.62 is: 75,768.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,010.48 : 109,616.58 = 50,465.62 : x
  2. Step 2: Convert to fraction form
    73,010.48/109,616.58 = 50,465.62/x
  3. Step 3: Cross multiply
    73,010.48x = 109,616.58 × 50,465.62
  4. Step 4: Simplify right side
    73,010.48x = 5,531,868,671.98
  5. Step 5: Solve for x
    x = 5,531,868,671.98/73,010.48
  6. Step 6: Final answer
    x = 75,768.15

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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.