Home / 114,530.46-171,836.61-69,643.14

Finding the Fourth Proportional to 114,530.46, 171,836.61 and 69,643.14

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Solution

The fourth proportional to 114,530.46, 171,836.61 and 69,643.14 is: 104,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,530.46 : 171,836.61 = 69,643.14 : x
  2. Step 2: Convert to fraction form
    114,530.46/171,836.61 = 69,643.14/x
  3. Step 3: Cross multiply
    114,530.46x = 171,836.61 × 69,643.14
  4. Step 4: Simplify right side
    114,530.46x = 11,967,241,087.36
  5. Step 5: Solve for x
    x = 11,967,241,087.36/114,530.46
  6. Step 6: Final answer
    x = 104,489.59

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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.