Home / 188,563.14-260,221.71-102,527.17

Finding the Fourth Proportional to 188,563.14, 260,221.71 and 102,527.17

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Solution

The fourth proportional to 188,563.14, 260,221.71 and 102,527.17 is: 141,489.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,563.14 : 260,221.71 = 102,527.17 : x
  2. Step 2: Convert to fraction form
    188,563.14/260,221.71 = 102,527.17/x
  3. Step 3: Cross multiply
    188,563.14x = 260,221.71 × 102,527.17
  4. Step 4: Simplify right side
    188,563.14x = 26,679,795,232.78
  5. Step 5: Solve for x
    x = 26,679,795,232.78/188,563.14
  6. Step 6: Final answer
    x = 141,489.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.