Home / 204,011.63-306,066.63-70,872.53

Finding the Fourth Proportional to 204,011.63, 306,066.63 and 70,872.53

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Solution

The fourth proportional to 204,011.63, 306,066.63 and 70,872.53 is: 106,325.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,011.63 : 306,066.63 = 70,872.53 : x
  2. Step 2: Convert to fraction form
    204,011.63/306,066.63 = 70,872.53/x
  3. Step 3: Cross multiply
    204,011.63x = 306,066.63 × 70,872.53
  4. Step 4: Simplify right side
    204,011.63x = 21,691,716,416.67
  5. Step 5: Solve for x
    x = 21,691,716,416.67/204,011.63
  6. Step 6: Final answer
    x = 106,325.88

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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.