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Finding the Fourth Proportional to 229,499.90, 344,249.85 and 96,530.30

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Solution

The fourth proportional to 229,499.90, 344,249.85 and 96,530.30 is: 144,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,499.90 : 344,249.85 = 96,530.30 : x
  2. Step 2: Convert to fraction form
    229,499.90/344,249.85 = 96,530.30/x
  3. Step 3: Cross multiply
    229,499.90x = 344,249.85 × 96,530.30
  4. Step 4: Simplify right side
    229,499.90x = 33,230,541,295.46
  5. Step 5: Solve for x
    x = 33,230,541,295.46/229,499.90
  6. Step 6: Final answer
    x = 144,795.45

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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.