Home / 189,395.28-283,961.16-95,837.04

Finding the Fourth Proportional to 189,395.28, 283,961.16 and 95,837.04

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Solution

The fourth proportional to 189,395.28, 283,961.16 and 95,837.04 is: 143,688.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,395.28 : 283,961.16 = 95,837.04 : x
  2. Step 2: Convert to fraction form
    189,395.28/283,961.16 = 95,837.04/x
  3. Step 3: Cross multiply
    189,395.28x = 283,961.16 × 95,837.04
  4. Step 4: Simplify right side
    189,395.28x = 27,213,997,049.37
  5. Step 5: Solve for x
    x = 27,213,997,049.37/189,395.28
  6. Step 6: Final answer
    x = 143,688.89

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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.