Home / 117,962.06-176,709-55,676.30

Finding the Fourth Proportional to 117,962.06, 176,709 and 55,676.30

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Solution

The fourth proportional to 117,962.06, 176,709 and 55,676.30 is: 83,403.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,962.06 : 176,709 = 55,676.30 : x
  2. Step 2: Convert to fraction form
    117,962.06/176,709 = 55,676.30/x
  3. Step 3: Cross multiply
    117,962.06x = 176,709 × 55,676.30
  4. Step 4: Simplify right side
    117,962.06x = 9,838,503,296.70
  5. Step 5: Solve for x
    x = 9,838,503,296.70/117,962.06
  6. Step 6: Final answer
    x = 83,403.96

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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.