Home / 240,584.76-331,993.20-133,148.40

Finding the Fourth Proportional to 240,584.76, 331,993.20 and 133,148.40

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Solution

The fourth proportional to 240,584.76, 331,993.20 and 133,148.40 is: 183,737.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,584.76 : 331,993.20 = 133,148.40 : x
  2. Step 2: Convert to fraction form
    240,584.76/331,993.20 = 133,148.40/x
  3. Step 3: Cross multiply
    240,584.76x = 331,993.20 × 133,148.40
  4. Step 4: Simplify right side
    240,584.76x = 44,204,363,390.88
  5. Step 5: Solve for x
    x = 44,204,363,390.88/240,584.76
  6. Step 6: Final answer
    x = 183,737.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.