Home / 166,533.60-229,821.84-91,082.10

Finding the Fourth Proportional to 166,533.60, 229,821.84 and 91,082.10

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Solution

The fourth proportional to 166,533.60, 229,821.84 and 91,082.10 is: 125,696.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,533.60 : 229,821.84 = 91,082.10 : x
  2. Step 2: Convert to fraction form
    166,533.60/229,821.84 = 91,082.10/x
  3. Step 3: Cross multiply
    166,533.60x = 229,821.84 × 91,082.10
  4. Step 4: Simplify right side
    166,533.60x = 20,932,655,813.06
  5. Step 5: Solve for x
    x = 20,932,655,813.06/166,533.60
  6. Step 6: Final answer
    x = 125,696.29

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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.