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Finding the Fourth Proportional to 240,160.20, 360,247.59 and 82,386.42

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Solution

The fourth proportional to 240,160.20, 360,247.59 and 82,386.42 is: 123,582.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,160.20 : 360,247.59 = 82,386.42 : x
  2. Step 2: Convert to fraction form
    240,160.20/360,247.59 = 82,386.42/x
  3. Step 3: Cross multiply
    240,160.20x = 360,247.59 × 82,386.42
  4. Step 4: Simplify right side
    240,160.20x = 29,679,509,253.73
  5. Step 5: Solve for x
    x = 29,679,509,253.73/240,160.20
  6. Step 6: Final answer
    x = 123,582.13

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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.