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Finding the Fourth Proportional to 229,720.48, 344,587.20 and 63,508.48

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Solution

The fourth proportional to 229,720.48, 344,587.20 and 63,508.48 is: 95,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,720.48 : 344,587.20 = 63,508.48 : x
  2. Step 2: Convert to fraction form
    229,720.48/344,587.20 = 63,508.48/x
  3. Step 3: Cross multiply
    229,720.48x = 344,587.20 × 63,508.48
  4. Step 4: Simplify right side
    229,720.48x = 21,884,209,299.46
  5. Step 5: Solve for x
    x = 21,884,209,299.46/229,720.48
  6. Step 6: Final answer
    x = 95,264.51

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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.