Home / 122,722.94-183,861.92-56,218.70

Finding the Fourth Proportional to 122,722.94, 183,861.92 and 56,218.70

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Solution

The fourth proportional to 122,722.94, 183,861.92 and 56,218.70 is: 84,226.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,722.94 : 183,861.92 = 56,218.70 : x
  2. Step 2: Convert to fraction form
    122,722.94/183,861.92 = 56,218.70/x
  3. Step 3: Cross multiply
    122,722.94x = 183,861.92 × 56,218.70
  4. Step 4: Simplify right side
    122,722.94x = 10,336,477,343.14
  5. Step 5: Solve for x
    x = 10,336,477,343.14/122,722.94
  6. Step 6: Final answer
    x = 84,226.13

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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.