Home / 117,733.77-176,600.40-96,872.88

Finding the Fourth Proportional to 117,733.77, 176,600.40 and 96,872.88

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Solution

The fourth proportional to 117,733.77, 176,600.40 and 96,872.88 is: 145,309.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,733.77 : 176,600.40 = 96,872.88 : x
  2. Step 2: Convert to fraction form
    117,733.77/176,600.40 = 96,872.88/x
  3. Step 3: Cross multiply
    117,733.77x = 176,600.40 × 96,872.88
  4. Step 4: Simplify right side
    117,733.77x = 17,107,789,357.15
  5. Step 5: Solve for x
    x = 17,107,789,357.15/117,733.77
  6. Step 6: Final answer
    x = 145,309.11

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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.