Home / 336,983.22-505,465.08-137,254.20

Finding the Fourth Proportional to 336,983.22, 505,465.08 and 137,254.20

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Solution

The fourth proportional to 336,983.22, 505,465.08 and 137,254.20 is: 205,877.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,983.22 : 505,465.08 = 137,254.20 : x
  2. Step 2: Convert to fraction form
    336,983.22/505,465.08 = 137,254.20/x
  3. Step 3: Cross multiply
    336,983.22x = 505,465.08 × 137,254.20
  4. Step 4: Simplify right side
    336,983.22x = 69,377,205,183.34
  5. Step 5: Solve for x
    x = 69,377,205,183.34/336,983.22
  6. Step 6: Final answer
    x = 205,877.33

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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.