Home / 43,333.28-64,956.86-30,157.97

Finding the Fourth Proportional to 43,333.28, 64,956.86 and 30,157.97

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Solution

The fourth proportional to 43,333.28, 64,956.86 and 30,157.97 is: 45,206.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,333.28 : 64,956.86 = 30,157.97 : x
  2. Step 2: Convert to fraction form
    43,333.28/64,956.86 = 30,157.97/x
  3. Step 3: Cross multiply
    43,333.28x = 64,956.86 × 30,157.97
  4. Step 4: Simplify right side
    43,333.28x = 1,958,967,035.17
  5. Step 5: Solve for x
    x = 1,958,967,035.17/43,333.28
  6. Step 6: Final answer
    x = 45,206.99

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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.