Home / 351,088.25-484,500.51-189,943.36

Finding the Fourth Proportional to 351,088.25, 484,500.51 and 189,943.36

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Solution

The fourth proportional to 351,088.25, 484,500.51 and 189,943.36 is: 262,121.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,088.25 : 484,500.51 = 189,943.36 : x
  2. Step 2: Convert to fraction form
    351,088.25/484,500.51 = 189,943.36/x
  3. Step 3: Cross multiply
    351,088.25x = 484,500.51 × 189,943.36
  4. Step 4: Simplify right side
    351,088.25x = 92,027,653,579.86
  5. Step 5: Solve for x
    x = 92,027,653,579.86/351,088.25
  6. Step 6: Final answer
    x = 262,121.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.