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Finding the Fourth Proportional to 240,460.65, 360,641.77 and 82,701.41

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Solution

The fourth proportional to 240,460.65, 360,641.77 and 82,701.41 is: 124,035.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,460.65 : 360,641.77 = 82,701.41 : x
  2. Step 2: Convert to fraction form
    240,460.65/360,641.77 = 82,701.41/x
  3. Step 3: Cross multiply
    240,460.65x = 360,641.77 × 82,701.41
  4. Step 4: Simplify right side
    240,460.65x = 29,825,580,873.93
  5. Step 5: Solve for x
    x = 29,825,580,873.93/240,460.65
  6. Step 6: Final answer
    x = 124,035.18

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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.