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Finding the Fourth Proportional to 240,757.76, 361,228.80 and 116,088.32

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Solution

The fourth proportional to 240,757.76, 361,228.80 and 116,088.32 is: 174,176.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,757.76 : 361,228.80 = 116,088.32 : x
  2. Step 2: Convert to fraction form
    240,757.76/361,228.80 = 116,088.32/x
  3. Step 3: Cross multiply
    240,757.76x = 361,228.80 × 116,088.32
  4. Step 4: Simplify right side
    240,757.76x = 41,934,444,527.62
  5. Step 5: Solve for x
    x = 41,934,444,527.62/240,757.76
  6. Step 6: Final answer
    x = 174,176.92

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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.