Home / 276,036.05-414,141.55-98,539.13

Finding the Fourth Proportional to 276,036.05, 414,141.55 and 98,539.13

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Solution

The fourth proportional to 276,036.05, 414,141.55 and 98,539.13 is: 147,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,036.05 : 414,141.55 = 98,539.13 : x
  2. Step 2: Convert to fraction form
    276,036.05/414,141.55 = 98,539.13/x
  3. Step 3: Cross multiply
    276,036.05x = 414,141.55 × 98,539.13
  4. Step 4: Simplify right side
    276,036.05x = 40,809,145,716.80
  5. Step 5: Solve for x
    x = 40,809,145,716.80/276,036.05
  6. Step 6: Final answer
    x = 147,839.92

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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.