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Finding the Fourth Proportional to 276,010.63, 414,015.90 and 89,022.13

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Solution

The fourth proportional to 276,010.63, 414,015.90 and 89,022.13 is: 133,533.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,010.63 : 414,015.90 = 89,022.13 : x
  2. Step 2: Convert to fraction form
    276,010.63/414,015.90 = 89,022.13/x
  3. Step 3: Cross multiply
    276,010.63x = 414,015.90 × 89,022.13
  4. Step 4: Simplify right side
    276,010.63x = 36,856,577,271.87
  5. Step 5: Solve for x
    x = 36,856,577,271.87/276,010.63
  6. Step 6: Final answer
    x = 133,533.18

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1.5x scale

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.