Home / 166,386.52-229,613.40-90,935.02

Finding the Fourth Proportional to 166,386.52, 229,613.40 and 90,935.02

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Solution

The fourth proportional to 166,386.52, 229,613.40 and 90,935.02 is: 125,490.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,386.52 : 229,613.40 = 90,935.02 : x
  2. Step 2: Convert to fraction form
    166,386.52/229,613.40 = 90,935.02/x
  3. Step 3: Cross multiply
    166,386.52x = 229,613.40 × 90,935.02
  4. Step 4: Simplify right side
    166,386.52x = 20,879,899,121.27
  5. Step 5: Solve for x
    x = 20,879,899,121.27/166,386.52
  6. Step 6: Final answer
    x = 125,490.33

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.