Home / 47,056.20-70,245.82-40,320.17

Finding the Fourth Proportional to 47,056.20, 70,245.82 and 40,320.17

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Solution

The fourth proportional to 47,056.20, 70,245.82 and 40,320.17 is: 60,190.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,056.20 : 70,245.82 = 40,320.17 : x
  2. Step 2: Convert to fraction form
    47,056.20/70,245.82 = 40,320.17/x
  3. Step 3: Cross multiply
    47,056.20x = 70,245.82 × 40,320.17
  4. Step 4: Simplify right side
    47,056.20x = 2,832,322,952.16
  5. Step 5: Solve for x
    x = 2,832,322,952.16/47,056.20
  6. Step 6: Final answer
    x = 60,190.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.