Home / 255,315.17-352,331.96-140,591.43

Finding the Fourth Proportional to 255,315.17, 352,331.96 and 140,591.43

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Solution

The fourth proportional to 255,315.17, 352,331.96 and 140,591.43 is: 194,014.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,315.17 : 352,331.96 = 140,591.43 : x
  2. Step 2: Convert to fraction form
    255,315.17/352,331.96 = 140,591.43/x
  3. Step 3: Cross multiply
    255,315.17x = 352,331.96 × 140,591.43
  4. Step 4: Simplify right side
    255,315.17x = 49,534,854,091.10
  5. Step 5: Solve for x
    x = 49,534,854,091.10/255,315.17
  6. Step 6: Final answer
    x = 194,014.54

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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.