Home / 47,223.40-70,835.10-36,164.20

Finding the Fourth Proportional to 47,223.40, 70,835.10 and 36,164.20

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Solution

The fourth proportional to 47,223.40, 70,835.10 and 36,164.20 is: 54,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,223.40 : 70,835.10 = 36,164.20 : x
  2. Step 2: Convert to fraction form
    47,223.40/70,835.10 = 36,164.20/x
  3. Step 3: Cross multiply
    47,223.40x = 70,835.10 × 36,164.20
  4. Step 4: Simplify right side
    47,223.40x = 2,561,694,723.42
  5. Step 5: Solve for x
    x = 2,561,694,723.42/47,223.40
  6. Step 6: Final answer
    x = 54,246.30

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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.