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Finding the Fourth Proportional to 73,313.28, 109,988.28 and 40,024.44

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Solution

The fourth proportional to 73,313.28, 109,988.28 and 40,024.44 is: 60,046.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,313.28 : 109,988.28 = 40,024.44 : x
  2. Step 2: Convert to fraction form
    73,313.28/109,988.28 = 40,024.44/x
  3. Step 3: Cross multiply
    73,313.28x = 109,988.28 × 40,024.44
  4. Step 4: Simplify right side
    73,313.28x = 4,402,219,313.56
  5. Step 5: Solve for x
    x = 4,402,219,313.56/73,313.28
  6. Step 6: Final answer
    x = 60,046.68

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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.