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Finding the Fourth Proportional to 94,234.60, 141,351.90 and 47,578.60

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Solution

The fourth proportional to 94,234.60, 141,351.90 and 47,578.60 is: 71,367.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,234.60 : 141,351.90 = 47,578.60 : x
  2. Step 2: Convert to fraction form
    94,234.60/141,351.90 = 47,578.60/x
  3. Step 3: Cross multiply
    94,234.60x = 141,351.90 × 47,578.60
  4. Step 4: Simplify right side
    94,234.60x = 6,725,325,509.34
  5. Step 5: Solve for x
    x = 6,725,325,509.34/94,234.60
  6. Step 6: Final answer
    x = 71,367.90

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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.