Home / 207,146.28-285,909.06-146,654.04

Finding the Fourth Proportional to 207,146.28, 285,909.06 and 146,654.04

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Solution

The fourth proportional to 207,146.28, 285,909.06 and 146,654.04 is: 202,415.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,146.28 : 285,909.06 = 146,654.04 : x
  2. Step 2: Convert to fraction form
    207,146.28/285,909.06 = 146,654.04/x
  3. Step 3: Cross multiply
    207,146.28x = 285,909.06 × 146,654.04
  4. Step 4: Simplify right side
    207,146.28x = 41,929,718,721.60
  5. Step 5: Solve for x
    x = 41,929,718,721.60/207,146.28
  6. Step 6: Final answer
    x = 202,415.99

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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.