Home / 240,071.25-331,305.01-132,648.21

Finding the Fourth Proportional to 240,071.25, 331,305.01 and 132,648.21

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Solution

The fourth proportional to 240,071.25, 331,305.01 and 132,648.21 is: 183,058.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,071.25 : 331,305.01 = 132,648.21 : x
  2. Step 2: Convert to fraction form
    240,071.25/331,305.01 = 132,648.21/x
  3. Step 3: Cross multiply
    240,071.25x = 331,305.01 × 132,648.21
  4. Step 4: Simplify right side
    240,071.25x = 43,947,015,650.19
  5. Step 5: Solve for x
    x = 43,947,015,650.19/240,071.25
  6. Step 6: Final answer
    x = 183,058.22

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1.5x scale

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.