Home / 205,331.78-283,341.85-119,276.51

Finding the Fourth Proportional to 205,331.78, 283,341.85 and 119,276.51

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Solution

The fourth proportional to 205,331.78, 283,341.85 and 119,276.51 is: 164,592.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,331.78 : 283,341.85 = 119,276.51 : x
  2. Step 2: Convert to fraction form
    205,331.78/283,341.85 = 119,276.51/x
  3. Step 3: Cross multiply
    205,331.78x = 283,341.85 × 119,276.51
  4. Step 4: Simplify right side
    205,331.78x = 33,796,027,004.94
  5. Step 5: Solve for x
    x = 33,796,027,004.94/205,331.78
  6. Step 6: Final answer
    x = 164,592.29

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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.