Home / 313,037.20-469,444.29-113,305.78

Finding the Fourth Proportional to 313,037.20, 469,444.29 and 113,305.78

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Solution

The fourth proportional to 313,037.20, 469,444.29 and 113,305.78 is: 169,918.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,037.20 : 469,444.29 = 113,305.78 : x
  2. Step 2: Convert to fraction form
    313,037.20/469,444.29 = 113,305.78/x
  3. Step 3: Cross multiply
    313,037.20x = 469,444.29 × 113,305.78
  4. Step 4: Simplify right side
    313,037.20x = 53,190,751,445.00
  5. Step 5: Solve for x
    x = 53,190,751,445.00/313,037.20
  6. Step 6: Final answer
    x = 169,918.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.