Home / 102,501.05-153,753.39-32,379.75

Finding the Fourth Proportional to 102,501.05, 153,753.39 and 32,379.75

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Solution

The fourth proportional to 102,501.05, 153,753.39 and 32,379.75 is: 48,570.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,501.05 : 153,753.39 = 32,379.75 : x
  2. Step 2: Convert to fraction form
    102,501.05/153,753.39 = 32,379.75/x
  3. Step 3: Cross multiply
    102,501.05x = 153,753.39 × 32,379.75
  4. Step 4: Simplify right side
    102,501.05x = 4,978,496,329.85
  5. Step 5: Solve for x
    x = 4,978,496,329.85/102,501.05
  6. Step 6: Final answer
    x = 48,570.20

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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.