Home / 286,027.72-394,569.23-169,673.51

Finding the Fourth Proportional to 286,027.72, 394,569.23 and 169,673.51

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Solution

The fourth proportional to 286,027.72, 394,569.23 and 169,673.51 is: 234,061.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,027.72 : 394,569.23 = 169,673.51 : x
  2. Step 2: Convert to fraction form
    286,027.72/394,569.23 = 169,673.51/x
  3. Step 3: Cross multiply
    286,027.72x = 394,569.23 × 169,673.51
  4. Step 4: Simplify right side
    286,027.72x = 66,947,947,602.70
  5. Step 5: Solve for x
    x = 66,947,947,602.70/286,027.72
  6. Step 6: Final answer
    x = 234,061.05

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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.