Home / 131,701.96-197,503.26-42,934.60

Finding the Fourth Proportional to 131,701.96, 197,503.26 and 42,934.60

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Solution

The fourth proportional to 131,701.96, 197,503.26 and 42,934.60 is: 64,385.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,701.96 : 197,503.26 = 42,934.60 : x
  2. Step 2: Convert to fraction form
    131,701.96/197,503.26 = 42,934.60/x
  3. Step 3: Cross multiply
    131,701.96x = 197,503.26 × 42,934.60
  4. Step 4: Simplify right side
    131,701.96x = 8,479,723,466.80
  5. Step 5: Solve for x
    x = 8,479,723,466.80/131,701.96
  6. Step 6: Final answer
    x = 64,385.70

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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.