Home / 122,375.71-183,581.08-54,063.35

Finding the Fourth Proportional to 122,375.71, 183,581.08 and 54,063.35

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Solution

The fourth proportional to 122,375.71, 183,581.08 and 54,063.35 is: 81,102.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,375.71 : 183,581.08 = 54,063.35 : x
  2. Step 2: Convert to fraction form
    122,375.71/183,581.08 = 54,063.35/x
  3. Step 3: Cross multiply
    122,375.71x = 183,581.08 × 54,063.35
  4. Step 4: Simplify right side
    122,375.71x = 9,925,008,181.42
  5. Step 5: Solve for x
    x = 9,925,008,181.42/122,375.71
  6. Step 6: Final answer
    x = 81,102.76

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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.