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Finding the Fourth Proportional to 132,002.80, 197,566.80 and 92,636.80

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Solution

The fourth proportional to 132,002.80, 197,566.80 and 92,636.80 is: 138,648.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,002.80 : 197,566.80 = 92,636.80 : x
  2. Step 2: Convert to fraction form
    132,002.80/197,566.80 = 92,636.80/x
  3. Step 3: Cross multiply
    132,002.80x = 197,566.80 × 92,636.80
  4. Step 4: Simplify right side
    132,002.80x = 18,301,956,138.24
  5. Step 5: Solve for x
    x = 18,301,956,138.24/132,002.80
  6. Step 6: Final answer
    x = 138,648.24

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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.