Home / 47,222.40-70,833.60-36,163.20

Finding the Fourth Proportional to 47,222.40, 70,833.60 and 36,163.20

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Solution

The fourth proportional to 47,222.40, 70,833.60 and 36,163.20 is: 54,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,222.40 : 70,833.60 = 36,163.20 : x
  2. Step 2: Convert to fraction form
    47,222.40/70,833.60 = 36,163.20/x
  3. Step 3: Cross multiply
    47,222.40x = 70,833.60 × 36,163.20
  4. Step 4: Simplify right side
    47,222.40x = 2,561,569,643.52
  5. Step 5: Solve for x
    x = 2,561,569,643.52/47,222.40
  6. Step 6: Final answer
    x = 54,244.80

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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.