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Finding the Fourth Proportional to 71,491.56, 107,161.62 and 24,061.48

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Solution

The fourth proportional to 71,491.56, 107,161.62 and 24,061.48 is: 36,066.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,491.56 : 107,161.62 = 24,061.48 : x
  2. Step 2: Convert to fraction form
    71,491.56/107,161.62 = 24,061.48/x
  3. Step 3: Cross multiply
    71,491.56x = 107,161.62 × 24,061.48
  4. Step 4: Simplify right side
    71,491.56x = 2,578,467,176.40
  5. Step 5: Solve for x
    x = 2,578,467,176.40/71,491.56
  6. Step 6: Final answer
    x = 36,066.74

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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.