Home / 199,237.20-298,593.40-146,398.80

Finding the Fourth Proportional to 199,237.20, 298,593.40 and 146,398.80

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Solution

The fourth proportional to 199,237.20, 298,593.40 and 146,398.80 is: 219,405.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,237.20 : 298,593.40 = 146,398.80 : x
  2. Step 2: Convert to fraction form
    199,237.20/298,593.40 = 146,398.80/x
  3. Step 3: Cross multiply
    199,237.20x = 298,593.40 × 146,398.80
  4. Step 4: Simplify right side
    199,237.20x = 43,713,715,447.92
  5. Step 5: Solve for x
    x = 43,713,715,447.92/199,237.20
  6. Step 6: Final answer
    x = 219,405.39

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1.5x scale

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.