Home / 47,193.41-70,822.90-30,512.07

Finding the Fourth Proportional to 47,193.41, 70,822.90 and 30,512.07

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Solution

The fourth proportional to 47,193.41, 70,822.90 and 30,512.07 is: 45,789.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,193.41 : 70,822.90 = 30,512.07 : x
  2. Step 2: Convert to fraction form
    47,193.41/70,822.90 = 30,512.07/x
  3. Step 3: Cross multiply
    47,193.41x = 70,822.90 × 30,512.07
  4. Step 4: Simplify right side
    47,193.41x = 2,160,952,928.29
  5. Step 5: Solve for x
    x = 2,160,952,928.29/47,193.41
  6. Step 6: Final answer
    x = 45,789.30

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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.