Home / 262,376.20-393,564.30-96,142.60

Finding the Fourth Proportional to 262,376.20, 393,564.30 and 96,142.60

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Solution

The fourth proportional to 262,376.20, 393,564.30 and 96,142.60 is: 144,213.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,376.20 : 393,564.30 = 96,142.60 : x
  2. Step 2: Convert to fraction form
    262,376.20/393,564.30 = 96,142.60/x
  3. Step 3: Cross multiply
    262,376.20x = 393,564.30 × 96,142.60
  4. Step 4: Simplify right side
    262,376.20x = 37,838,295,069.18
  5. Step 5: Solve for x
    x = 37,838,295,069.18/262,376.20
  6. Step 6: Final answer
    x = 144,213.90

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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.