Home / 276,011.13-414,016.66-89,022.63

Finding the Fourth Proportional to 276,011.13, 414,016.66 and 89,022.63

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Solution

The fourth proportional to 276,011.13, 414,016.66 and 89,022.63 is: 133,533.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,011.13 : 414,016.66 = 89,022.63 : x
  2. Step 2: Convert to fraction form
    276,011.13/414,016.66 = 89,022.63/x
  3. Step 3: Cross multiply
    276,011.13x = 414,016.66 × 89,022.63
  4. Step 4: Simplify right side
    276,011.13x = 36,856,851,937.02
  5. Step 5: Solve for x
    x = 36,856,851,937.02/276,011.13
  6. Step 6: Final answer
    x = 133,533.93

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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.