Home / 47,002.20-70,503.30-36,634.20

Finding the Fourth Proportional to 47,002.20, 70,503.30 and 36,634.20

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Solution

The fourth proportional to 47,002.20, 70,503.30 and 36,634.20 is: 54,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.20 : 70,503.30 = 36,634.20 : x
  2. Step 2: Convert to fraction form
    47,002.20/70,503.30 = 36,634.20/x
  3. Step 3: Cross multiply
    47,002.20x = 70,503.30 × 36,634.20
  4. Step 4: Simplify right side
    47,002.20x = 2,582,831,992.86
  5. Step 5: Solve for x
    x = 2,582,831,992.86/47,002.20
  6. Step 6: Final answer
    x = 54,951.30

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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.