Home / 295,186.20-442,908.90-137,333.40

Finding the Fourth Proportional to 295,186.20, 442,908.90 and 137,333.40

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Solution

The fourth proportional to 295,186.20, 442,908.90 and 137,333.40 is: 206,060.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,186.20 : 442,908.90 = 137,333.40 : x
  2. Step 2: Convert to fraction form
    295,186.20/442,908.90 = 137,333.40/x
  3. Step 3: Cross multiply
    295,186.20x = 442,908.90 × 137,333.40
  4. Step 4: Simplify right side
    295,186.20x = 60,826,185,127.26
  5. Step 5: Solve for x
    x = 60,826,185,127.26/295,186.20
  6. Step 6: Final answer
    x = 206,060.40

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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.