Home / 113,308.92-169,810.28-43,149.96

Finding the Fourth Proportional to 113,308.92, 169,810.28 and 43,149.96

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Solution

The fourth proportional to 113,308.92, 169,810.28 and 43,149.96 is: 64,666.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,308.92 : 169,810.28 = 43,149.96 : x
  2. Step 2: Convert to fraction form
    113,308.92/169,810.28 = 43,149.96/x
  3. Step 3: Cross multiply
    113,308.92x = 169,810.28 × 43,149.96
  4. Step 4: Simplify right side
    113,308.92x = 7,327,306,789.59
  5. Step 5: Solve for x
    x = 7,327,306,789.59/113,308.92
  6. Step 6: Final answer
    x = 64,666.64

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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.