Home / 133,479.87-184,184.04-79,753.53

Finding the Fourth Proportional to 133,479.87, 184,184.04 and 79,753.53

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Solution

The fourth proportional to 133,479.87, 184,184.04 and 79,753.53 is: 110,049.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,479.87 : 184,184.04 = 79,753.53 : x
  2. Step 2: Convert to fraction form
    133,479.87/184,184.04 = 79,753.53/x
  3. Step 3: Cross multiply
    133,479.87x = 184,184.04 × 79,753.53
  4. Step 4: Simplify right side
    133,479.87x = 14,689,327,359.66
  5. Step 5: Solve for x
    x = 14,689,327,359.66/133,479.87
  6. Step 6: Final answer
    x = 110,049.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.