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Finding the Fourth Proportional to 66,794.83, 92,132.54 and 42,951.67

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Solution

The fourth proportional to 66,794.83, 92,132.54 and 42,951.67 is: 59,244.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,794.83 : 92,132.54 = 42,951.67 : x
  2. Step 2: Convert to fraction form
    66,794.83/92,132.54 = 42,951.67/x
  3. Step 3: Cross multiply
    66,794.83x = 92,132.54 × 42,951.67
  4. Step 4: Simplify right side
    66,794.83x = 3,957,246,170.32
  5. Step 5: Solve for x
    x = 3,957,246,170.32/66,794.83
  6. Step 6: Final answer
    x = 59,244.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.