Home / 133,264.44-183,874.86-79,558.20

Finding the Fourth Proportional to 133,264.44, 183,874.86 and 79,558.20

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Solution

The fourth proportional to 133,264.44, 183,874.86 and 79,558.20 is: 109,772.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,264.44 : 183,874.86 = 79,558.20 : x
  2. Step 2: Convert to fraction form
    133,264.44/183,874.86 = 79,558.20/x
  3. Step 3: Cross multiply
    133,264.44x = 183,874.86 × 79,558.20
  4. Step 4: Simplify right side
    133,264.44x = 14,628,752,886.85
  5. Step 5: Solve for x
    x = 14,628,752,886.85/133,264.44
  6. Step 6: Final answer
    x = 109,772.37

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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.