Home / 202,237.10-303,355.65-199,612.70

Finding the Fourth Proportional to 202,237.10, 303,355.65 and 199,612.70

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Solution

The fourth proportional to 202,237.10, 303,355.65 and 199,612.70 is: 299,419.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,237.10 : 303,355.65 = 199,612.70 : x
  2. Step 2: Convert to fraction form
    202,237.10/303,355.65 = 199,612.70/x
  3. Step 3: Cross multiply
    202,237.10x = 303,355.65 × 199,612.70
  4. Step 4: Simplify right side
    202,237.10x = 60,553,640,356.76
  5. Step 5: Solve for x
    x = 60,553,640,356.76/202,237.10
  6. Step 6: Final answer
    x = 299,419.05

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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.