Home / 262,564.20-393,875.10-96,388.20

Finding the Fourth Proportional to 262,564.20, 393,875.10 and 96,388.20

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Solution

The fourth proportional to 262,564.20, 393,875.10 and 96,388.20 is: 144,592.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,564.20 : 393,875.10 = 96,388.20 : x
  2. Step 2: Convert to fraction form
    262,564.20/393,875.10 = 96,388.20/x
  3. Step 3: Cross multiply
    262,564.20x = 393,875.10 × 96,388.20
  4. Step 4: Simplify right side
    262,564.20x = 37,964,911,913.82
  5. Step 5: Solve for x
    x = 37,964,911,913.82/262,564.20
  6. Step 6: Final answer
    x = 144,592.87

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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.