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Finding the Fourth Proportional to 352,039.60, 527,848.52 and 112,049.84

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Solution

The fourth proportional to 352,039.60, 527,848.52 and 112,049.84 is: 168,007.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,039.60 : 527,848.52 = 112,049.84 : x
  2. Step 2: Convert to fraction form
    352,039.60/527,848.52 = 112,049.84/x
  3. Step 3: Cross multiply
    352,039.60x = 527,848.52 × 112,049.84
  4. Step 4: Simplify right side
    352,039.60x = 59,145,341,649.99
  5. Step 5: Solve for x
    x = 59,145,341,649.99/352,039.60
  6. Step 6: Final answer
    x = 168,007.64

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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.