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Finding the Fourth Proportional to 48,834.60, 73,251.90 and 46,866.30

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Solution

The fourth proportional to 48,834.60, 73,251.90 and 46,866.30 is: 70,299.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,834.60 : 73,251.90 = 46,866.30 : x
  2. Step 2: Convert to fraction form
    48,834.60/73,251.90 = 46,866.30/x
  3. Step 3: Cross multiply
    48,834.60x = 73,251.90 × 46,866.30
  4. Step 4: Simplify right side
    48,834.60x = 3,433,045,520.97
  5. Step 5: Solve for x
    x = 3,433,045,520.97/48,834.60
  6. Step 6: Final answer
    x = 70,299.45

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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.