Home / 64,711.33-97,066.92-20,341.96

Finding the Fourth Proportional to 64,711.33, 97,066.92 and 20,341.96

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Solution

The fourth proportional to 64,711.33, 97,066.92 and 20,341.96 is: 30,512.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,711.33 : 97,066.92 = 20,341.96 : x
  2. Step 2: Convert to fraction form
    64,711.33/97,066.92 = 20,341.96/x
  3. Step 3: Cross multiply
    64,711.33x = 97,066.92 × 20,341.96
  4. Step 4: Simplify right side
    64,711.33x = 1,974,530,918.63
  5. Step 5: Solve for x
    x = 1,974,530,918.63/64,711.33
  6. Step 6: Final answer
    x = 30,512.91

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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.