Home / 76,841.08-115,261.74-50,662.76

Finding the Fourth Proportional to 76,841.08, 115,261.74 and 50,662.76

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Solution

The fourth proportional to 76,841.08, 115,261.74 and 50,662.76 is: 75,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,841.08 : 115,261.74 = 50,662.76 : x
  2. Step 2: Convert to fraction form
    76,841.08/115,261.74 = 50,662.76/x
  3. Step 3: Cross multiply
    76,841.08x = 115,261.74 × 50,662.76
  4. Step 4: Simplify right side
    76,841.08x = 5,839,477,870.80
  5. Step 5: Solve for x
    x = 5,839,477,870.80/76,841.08
  6. Step 6: Final answer
    x = 75,994.22

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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.