Home / 175,255.20-262,777.20-67,136.16

Finding the Fourth Proportional to 175,255.20, 262,777.20 and 67,136.16

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Solution

The fourth proportional to 175,255.20, 262,777.20 and 67,136.16 is: 100,663.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,255.20 : 262,777.20 = 67,136.16 : x
  2. Step 2: Convert to fraction form
    175,255.20/262,777.20 = 67,136.16/x
  3. Step 3: Cross multiply
    175,255.20x = 262,777.20 × 67,136.16
  4. Step 4: Simplify right side
    175,255.20x = 17,641,852,143.55
  5. Step 5: Solve for x
    x = 17,641,852,143.55/175,255.20
  6. Step 6: Final answer
    x = 100,663.79

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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.