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Finding the Fourth Proportional to 240,809.60, 360,962.21 and 80,846.27

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Solution

The fourth proportional to 240,809.60, 360,962.21 and 80,846.27 is: 121,184.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,809.60 : 360,962.21 = 80,846.27 : x
  2. Step 2: Convert to fraction form
    240,809.60/360,962.21 = 80,846.27/x
  3. Step 3: Cross multiply
    240,809.60x = 360,962.21 × 80,846.27
  4. Step 4: Simplify right side
    240,809.60x = 29,182,447,585.61
  5. Step 5: Solve for x
    x = 29,182,447,585.61/240,809.60
  6. Step 6: Final answer
    x = 121,184.74

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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.