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Finding the Fourth Proportional to 229,651.48, 344,483.70 and 63,439.48

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Solution

The fourth proportional to 229,651.48, 344,483.70 and 63,439.48 is: 95,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,651.48 : 344,483.70 = 63,439.48 : x
  2. Step 2: Convert to fraction form
    229,651.48/344,483.70 = 63,439.48/x
  3. Step 3: Cross multiply
    229,651.48x = 344,483.70 × 63,439.48
  4. Step 4: Simplify right side
    229,651.48x = 21,853,866,796.48
  5. Step 5: Solve for x
    x = 21,853,866,796.48/229,651.48
  6. Step 6: Final answer
    x = 95,161.01

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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.