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Finding the Fourth Proportional to 132,000.60, 198,000.90 and 37,230.60

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Solution

The fourth proportional to 132,000.60, 198,000.90 and 37,230.60 is: 55,845.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000.60 : 198,000.90 = 37,230.60 : x
  2. Step 2: Convert to fraction form
    132,000.60/198,000.90 = 37,230.60/x
  3. Step 3: Cross multiply
    132,000.60x = 198,000.90 × 37,230.60
  4. Step 4: Simplify right side
    132,000.60x = 7,371,692,307.54
  5. Step 5: Solve for x
    x = 7,371,692,307.54/132,000.60
  6. Step 6: Final answer
    x = 55,845.90

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1.5x scale

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.