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Finding the Fourth Proportional to 240,141.71, 360,267.55 and 82,369.71

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Solution

The fourth proportional to 240,141.71, 360,267.55 and 82,369.71 is: 123,573.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,141.71 : 360,267.55 = 82,369.71 : x
  2. Step 2: Convert to fraction form
    240,141.71/360,267.55 = 82,369.71/x
  3. Step 3: Cross multiply
    240,141.71x = 360,267.55 × 82,369.71
  4. Step 4: Simplify right side
    240,141.71x = 29,675,133,409.99
  5. Step 5: Solve for x
    x = 29,675,133,409.99/240,141.71
  6. Step 6: Final answer
    x = 123,573.42

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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.