Home / 263,624.85-363,797.78-142,765.16

Finding the Fourth Proportional to 263,624.85, 363,797.78 and 142,765.16

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Solution

The fourth proportional to 263,624.85, 363,797.78 and 142,765.16 is: 197,013.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,624.85 : 363,797.78 = 142,765.16 : x
  2. Step 2: Convert to fraction form
    263,624.85/363,797.78 = 142,765.16/x
  3. Step 3: Cross multiply
    263,624.85x = 363,797.78 × 142,765.16
  4. Step 4: Simplify right side
    263,624.85x = 51,937,645,736.53
  5. Step 5: Solve for x
    x = 51,937,645,736.53/263,624.85
  6. Step 6: Final answer
    x = 197,013.47

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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.