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Finding the Fourth Proportional to 134,229.42, 201,339.48 and 34,390.47

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Solution

The fourth proportional to 134,229.42, 201,339.48 and 34,390.47 is: 51,584.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,229.42 : 201,339.48 = 34,390.47 : x
  2. Step 2: Convert to fraction form
    134,229.42/201,339.48 = 34,390.47/x
  3. Step 3: Cross multiply
    134,229.42x = 201,339.48 × 34,390.47
  4. Step 4: Simplify right side
    134,229.42x = 6,924,159,346.76
  5. Step 5: Solve for x
    x = 6,924,159,346.76/134,229.42
  6. Step 6: Final answer
    x = 51,584.51

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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.