Home / 262,252.20-393,767.10-157,276.20

Finding the Fourth Proportional to 262,252.20, 393,767.10 and 157,276.20

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Solution

The fourth proportional to 262,252.20, 393,767.10 and 157,276.20 is: 236,147.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,252.20 : 393,767.10 = 157,276.20 : x
  2. Step 2: Convert to fraction form
    262,252.20/393,767.10 = 157,276.20/x
  3. Step 3: Cross multiply
    262,252.20x = 393,767.10 × 157,276.20
  4. Step 4: Simplify right side
    262,252.20x = 61,930,193,173.02
  5. Step 5: Solve for x
    x = 61,930,193,173.02/262,252.20
  6. Step 6: Final answer
    x = 236,147.47

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1.5x scale

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.