Home / 47,091.76-64,918.20-32,900.56

Finding the Fourth Proportional to 47,091.76, 64,918.20 and 32,900.56

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Solution

The fourth proportional to 47,091.76, 64,918.20 and 32,900.56 is: 45,354.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,091.76 : 64,918.20 = 32,900.56 : x
  2. Step 2: Convert to fraction form
    47,091.76/64,918.20 = 32,900.56/x
  3. Step 3: Cross multiply
    47,091.76x = 64,918.20 × 32,900.56
  4. Step 4: Simplify right side
    47,091.76x = 2,135,845,134.19
  5. Step 5: Solve for x
    x = 2,135,845,134.19/47,091.76
  6. Step 6: Final answer
    x = 45,354.97

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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.