Home / 189,014.08-283,360.20-83,775.64

Finding the Fourth Proportional to 189,014.08, 283,360.20 and 83,775.64

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Solution

The fourth proportional to 189,014.08, 283,360.20 and 83,775.64 is: 125,592.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,014.08 : 283,360.20 = 83,775.64 : x
  2. Step 2: Convert to fraction form
    189,014.08/283,360.20 = 83,775.64/x
  3. Step 3: Cross multiply
    189,014.08x = 283,360.20 × 83,775.64
  4. Step 4: Simplify right side
    189,014.08x = 23,738,682,105.53
  5. Step 5: Solve for x
    x = 23,738,682,105.53/189,014.08
  6. Step 6: Final answer
    x = 125,592.14

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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.