Home / 204,994.80-282,779.10-120,095.46

Finding the Fourth Proportional to 204,994.80, 282,779.10 and 120,095.46

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Solution

The fourth proportional to 204,994.80, 282,779.10 and 120,095.46 is: 165,665.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,994.80 : 282,779.10 = 120,095.46 : x
  2. Step 2: Convert to fraction form
    204,994.80/282,779.10 = 120,095.46/x
  3. Step 3: Cross multiply
    204,994.80x = 282,779.10 × 120,095.46
  4. Step 4: Simplify right side
    204,994.80x = 33,960,486,092.89
  5. Step 5: Solve for x
    x = 33,960,486,092.89/204,994.80
  6. Step 6: Final answer
    x = 165,665.11

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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.