Home / 184,308.78-276,247.45-70,381.96

Finding the Fourth Proportional to 184,308.78, 276,247.45 and 70,381.96

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Solution

The fourth proportional to 184,308.78, 276,247.45 and 70,381.96 is: 105,490.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,308.78 : 276,247.45 = 70,381.96 : x
  2. Step 2: Convert to fraction form
    184,308.78/276,247.45 = 70,381.96/x
  3. Step 3: Cross multiply
    184,308.78x = 276,247.45 × 70,381.96
  4. Step 4: Simplify right side
    184,308.78x = 19,442,836,624.09
  5. Step 5: Solve for x
    x = 19,442,836,624.09/184,308.78
  6. Step 6: Final answer
    x = 105,490.56

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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.