Home / 294,982.10-442,703.55-137,230.10

Finding the Fourth Proportional to 294,982.10, 442,703.55 and 137,230.10

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Solution

The fourth proportional to 294,982.10, 442,703.55 and 137,230.10 is: 205,952.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,982.10 : 442,703.55 = 137,230.10 : x
  2. Step 2: Convert to fraction form
    294,982.10/442,703.55 = 137,230.10/x
  3. Step 3: Cross multiply
    294,982.10x = 442,703.55 × 137,230.10
  4. Step 4: Simplify right side
    294,982.10x = 60,752,252,436.86
  5. Step 5: Solve for x
    x = 60,752,252,436.86/294,982.10
  6. Step 6: Final answer
    x = 205,952.34

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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.