Home / 161,335.96-242,009.52-43,007.56

Finding the Fourth Proportional to 161,335.96, 242,009.52 and 43,007.56

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Solution

The fourth proportional to 161,335.96, 242,009.52 and 43,007.56 is: 64,512.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,335.96 : 242,009.52 = 43,007.56 : x
  2. Step 2: Convert to fraction form
    161,335.96/242,009.52 = 43,007.56/x
  3. Step 3: Cross multiply
    161,335.96x = 242,009.52 × 43,007.56
  4. Step 4: Simplify right side
    161,335.96x = 10,408,238,951.97
  5. Step 5: Solve for x
    x = 10,408,238,951.97/161,335.96
  6. Step 6: Final answer
    x = 64,512.83

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1.5x scale

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.