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Finding the Fourth Proportional to 262,074.62, 393,293.68 and 119,937.24

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Solution

The fourth proportional to 262,074.62, 393,293.68 and 119,937.24 is: 179,989.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,074.62 : 393,293.68 = 119,937.24 : x
  2. Step 2: Convert to fraction form
    262,074.62/393,293.68 = 119,937.24/x
  3. Step 3: Cross multiply
    262,074.62x = 393,293.68 × 119,937.24
  4. Step 4: Simplify right side
    262,074.62x = 47,170,558,188.80
  5. Step 5: Solve for x
    x = 47,170,558,188.80/262,074.62
  6. Step 6: Final answer
    x = 179,989.03

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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.