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Finding the Fourth Proportional to 67,269.75, 92,813.78 and 46,828.91

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Solution

The fourth proportional to 67,269.75, 92,813.78 and 46,828.91 is: 64,611.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,269.75 : 92,813.78 = 46,828.91 : x
  2. Step 2: Convert to fraction form
    67,269.75/92,813.78 = 46,828.91/x
  3. Step 3: Cross multiply
    67,269.75x = 92,813.78 × 46,828.91
  4. Step 4: Simplify right side
    67,269.75x = 4,346,368,150.38
  5. Step 5: Solve for x
    x = 4,346,368,150.38/67,269.75
  6. Step 6: Final answer
    x = 64,611.03

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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.