Home / 206,581.08-285,064.86-146,187.12

Finding the Fourth Proportional to 206,581.08, 285,064.86 and 146,187.12

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Solution

The fourth proportional to 206,581.08, 285,064.86 and 146,187.12 is: 201,726.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,581.08 : 285,064.86 = 146,187.12 : x
  2. Step 2: Convert to fraction form
    206,581.08/285,064.86 = 146,187.12/x
  3. Step 3: Cross multiply
    206,581.08x = 285,064.86 × 146,187.12
  4. Step 4: Simplify right side
    206,581.08x = 41,672,810,896.60
  5. Step 5: Solve for x
    x = 41,672,810,896.60/206,581.08
  6. Step 6: Final answer
    x = 201,726.17

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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.