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Finding the Fourth Proportional to 234,765.48, 352,154.29 and 63,988.60

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Solution

The fourth proportional to 234,765.48, 352,154.29 and 63,988.60 is: 95,984.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,765.48 : 352,154.29 = 63,988.60 : x
  2. Step 2: Convert to fraction form
    234,765.48/352,154.29 = 63,988.60/x
  3. Step 3: Cross multiply
    234,765.48x = 352,154.29 × 63,988.60
  4. Step 4: Simplify right side
    234,765.48x = 22,533,859,400.93
  5. Step 5: Solve for x
    x = 22,533,859,400.93/234,765.48
  6. Step 6: Final answer
    x = 95,984.55

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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.