Home / 47,104.38-70,371.81-30,327.66

Finding the Fourth Proportional to 47,104.38, 70,371.81 and 30,327.66

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Solution

The fourth proportional to 47,104.38, 70,371.81 and 30,327.66 is: 45,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,104.38 : 70,371.81 = 30,327.66 : x
  2. Step 2: Convert to fraction form
    47,104.38/70,371.81 = 30,327.66/x
  3. Step 3: Cross multiply
    47,104.38x = 70,371.81 × 30,327.66
  4. Step 4: Simplify right side
    47,104.38x = 2,134,212,327.26
  5. Step 5: Solve for x
    x = 2,134,212,327.26/47,104.38
  6. Step 6: Final answer
    x = 45,308.15

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.