Home / 122,472.32-183,549.56-54,954.50

Finding the Fourth Proportional to 122,472.32, 183,549.56 and 54,954.50

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Solution

The fourth proportional to 122,472.32, 183,549.56 and 54,954.50 is: 82,360.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,472.32 : 183,549.56 = 54,954.50 : x
  2. Step 2: Convert to fraction form
    122,472.32/183,549.56 = 54,954.50/x
  3. Step 3: Cross multiply
    122,472.32x = 183,549.56 × 54,954.50
  4. Step 4: Simplify right side
    122,472.32x = 10,086,873,102.50
  5. Step 5: Solve for x
    x = 10,086,873,102.50/122,472.32
  6. Step 6: Final answer
    x = 82,360.43

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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.