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Finding the Fourth Proportional to 134,190.60, 201,113.10 and 63,918.60

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Solution

The fourth proportional to 134,190.60, 201,113.10 and 63,918.60 is: 95,795.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,190.60 : 201,113.10 = 63,918.60 : x
  2. Step 2: Convert to fraction form
    134,190.60/201,113.10 = 63,918.60/x
  3. Step 3: Cross multiply
    134,190.60x = 201,113.10 × 63,918.60
  4. Step 4: Simplify right side
    134,190.60x = 12,854,867,793.66
  5. Step 5: Solve for x
    x = 12,854,867,793.66/134,190.60
  6. Step 6: Final answer
    x = 95,795.59

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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.