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Finding the Fourth Proportional to 48,243.80, 72,317.81 and 22,898.90

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Solution

The fourth proportional to 48,243.80, 72,317.81 and 22,898.90 is: 34,325.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,243.80 : 72,317.81 = 22,898.90 : x
  2. Step 2: Convert to fraction form
    48,243.80/72,317.81 = 22,898.90/x
  3. Step 3: Cross multiply
    48,243.80x = 72,317.81 × 22,898.90
  4. Step 4: Simplify right side
    48,243.80x = 1,655,998,537.45
  5. Step 5: Solve for x
    x = 1,655,998,537.45/48,243.80
  6. Step 6: Final answer
    x = 34,325.62

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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.