Home / 127,424.64-191,154.24-44,307.84

Finding the Fourth Proportional to 127,424.64, 191,154.24 and 44,307.84

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Solution

The fourth proportional to 127,424.64, 191,154.24 and 44,307.84 is: 66,467.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,424.64 : 191,154.24 = 44,307.84 : x
  2. Step 2: Convert to fraction form
    127,424.64/191,154.24 = 44,307.84/x
  3. Step 3: Cross multiply
    127,424.64x = 191,154.24 × 44,307.84
  4. Step 4: Simplify right side
    127,424.64x = 8,469,631,481.24
  5. Step 5: Solve for x
    x = 8,469,631,481.24/127,424.64
  6. Step 6: Final answer
    x = 66,467.77

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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.