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Finding the Fourth Proportional to 32,545.80, 48,923.10 and 30,234.60

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Solution

The fourth proportional to 32,545.80, 48,923.10 and 30,234.60 is: 45,448.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,545.80 : 48,923.10 = 30,234.60 : x
  2. Step 2: Convert to fraction form
    32,545.80/48,923.10 = 30,234.60/x
  3. Step 3: Cross multiply
    32,545.80x = 48,923.10 × 30,234.60
  4. Step 4: Simplify right side
    32,545.80x = 1,479,170,359.26
  5. Step 5: Solve for x
    x = 1,479,170,359.26/32,545.80
  6. Step 6: Final answer
    x = 45,448.89

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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.