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Finding the Fourth Proportional to 104,469.99, 156,727.45 and 32,421.47

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Solution

The fourth proportional to 104,469.99, 156,727.45 and 32,421.47 is: 48,639.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,469.99 : 156,727.45 = 32,421.47 : x
  2. Step 2: Convert to fraction form
    104,469.99/156,727.45 = 32,421.47/x
  3. Step 3: Cross multiply
    104,469.99x = 156,727.45 × 32,421.47
  4. Step 4: Simplify right side
    104,469.99x = 5,081,333,575.24
  5. Step 5: Solve for x
    x = 5,081,333,575.24/104,469.99
  6. Step 6: Final answer
    x = 48,639.17

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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.