Home / 117,631.80-176,447.70-97,932.60

Finding the Fourth Proportional to 117,631.80, 176,447.70 and 97,932.60

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Solution

The fourth proportional to 117,631.80, 176,447.70 and 97,932.60 is: 146,898.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,631.80 : 176,447.70 = 97,932.60 : x
  2. Step 2: Convert to fraction form
    117,631.80/176,447.70 = 97,932.60/x
  3. Step 3: Cross multiply
    117,631.80x = 176,447.70 × 97,932.60
  4. Step 4: Simplify right side
    117,631.80x = 17,279,982,025.02
  5. Step 5: Solve for x
    x = 17,279,982,025.02/117,631.80
  6. Step 6: Final answer
    x = 146,898.90

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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.