Home / 276,349.68-414,527.04-89,361.36

Finding the Fourth Proportional to 276,349.68, 414,527.04 and 89,361.36

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Solution

The fourth proportional to 276,349.68, 414,527.04 and 89,361.36 is: 134,042.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,349.68 : 414,527.04 = 89,361.36 : x
  2. Step 2: Convert to fraction form
    276,349.68/414,527.04 = 89,361.36/x
  3. Step 3: Cross multiply
    276,349.68x = 414,527.04 × 89,361.36
  4. Step 4: Simplify right side
    276,349.68x = 37,042,700,051.17
  5. Step 5: Solve for x
    x = 37,042,700,051.17/276,349.68
  6. Step 6: Final answer
    x = 134,042.85

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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.