Home / 276,502.08-414,819-89,513.58

Finding the Fourth Proportional to 276,502.08, 414,819 and 89,513.58

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Solution

The fourth proportional to 276,502.08, 414,819 and 89,513.58 is: 134,291.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,502.08 : 414,819 = 89,513.58 : x
  2. Step 2: Convert to fraction form
    276,502.08/414,819 = 89,513.58/x
  3. Step 3: Cross multiply
    276,502.08x = 414,819 × 89,513.58
  4. Step 4: Simplify right side
    276,502.08x = 37,131,933,742.02
  5. Step 5: Solve for x
    x = 37,131,933,742.02/276,502.08
  6. Step 6: Final answer
    x = 134,291.70

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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.