Home / 262,522.30-393,846.18-85,029.52

Finding the Fourth Proportional to 262,522.30, 393,846.18 and 85,029.52

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Solution

The fourth proportional to 262,522.30, 393,846.18 and 85,029.52 is: 127,564.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,522.30 : 393,846.18 = 85,029.52 : x
  2. Step 2: Convert to fraction form
    262,522.30/393,846.18 = 85,029.52/x
  3. Step 3: Cross multiply
    262,522.30x = 393,846.18 × 85,029.52
  4. Step 4: Simplify right side
    262,522.30x = 33,488,551,639.23
  5. Step 5: Solve for x
    x = 33,488,551,639.23/262,522.30
  6. Step 6: Final answer
    x = 127,564.60

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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.