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Finding the Fourth Proportional to 47,103.60, 70,655.40 and 22,125.32

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Solution

The fourth proportional to 47,103.60, 70,655.40 and 22,125.32 is: 33,187.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,103.60 : 70,655.40 = 22,125.32 : x
  2. Step 2: Convert to fraction form
    47,103.60/70,655.40 = 22,125.32/x
  3. Step 3: Cross multiply
    47,103.60x = 70,655.40 × 22,125.32
  4. Step 4: Simplify right side
    47,103.60x = 1,563,273,334.73
  5. Step 5: Solve for x
    x = 1,563,273,334.73/47,103.60
  6. Step 6: Final answer
    x = 33,187.98

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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.