Home / 276,267.20-414,296.64-89,228.48

Finding the Fourth Proportional to 276,267.20, 414,296.64 and 89,228.48

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Solution

The fourth proportional to 276,267.20, 414,296.64 and 89,228.48 is: 133,809.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,267.20 : 414,296.64 = 89,228.48 : x
  2. Step 2: Convert to fraction form
    276,267.20/414,296.64 = 89,228.48/x
  3. Step 3: Cross multiply
    276,267.20x = 414,296.64 × 89,228.48
  4. Step 4: Simplify right side
    276,267.20x = 36,967,059,456.31
  5. Step 5: Solve for x
    x = 36,967,059,456.31/276,267.20
  6. Step 6: Final answer
    x = 133,809.08

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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.