Home / 166,431.72-249,640.29-46,489.38

Finding the Fourth Proportional to 166,431.72, 249,640.29 and 46,489.38

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Solution

The fourth proportional to 166,431.72, 249,640.29 and 46,489.38 is: 69,732.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,431.72 : 249,640.29 = 46,489.38 : x
  2. Step 2: Convert to fraction form
    166,431.72/249,640.29 = 46,489.38/x
  3. Step 3: Cross multiply
    166,431.72x = 249,640.29 × 46,489.38
  4. Step 4: Simplify right side
    166,431.72x = 11,605,622,305.12
  5. Step 5: Solve for x
    x = 11,605,622,305.12/166,431.72
  6. Step 6: Final answer
    x = 69,732.03

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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.