Home / 179,078.88-268,597.82-66,762.77

Finding the Fourth Proportional to 179,078.88, 268,597.82 and 66,762.77

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Solution

The fourth proportional to 179,078.88, 268,597.82 and 66,762.77 is: 100,136.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,078.88 : 268,597.82 = 66,762.77 : x
  2. Step 2: Convert to fraction form
    179,078.88/268,597.82 = 66,762.77/x
  3. Step 3: Cross multiply
    179,078.88x = 268,597.82 × 66,762.77
  4. Step 4: Simplify right side
    179,078.88x = 17,932,333,303.08
  5. Step 5: Solve for x
    x = 17,932,333,303.08/179,078.88
  6. Step 6: Final answer
    x = 100,136.50

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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.