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Finding the Fourth Proportional to 113,469.10, 170,124.81 and 50,254.78

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Solution

The fourth proportional to 113,469.10, 170,124.81 and 50,254.78 is: 75,347.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,469.10 : 170,124.81 = 50,254.78 : x
  2. Step 2: Convert to fraction form
    113,469.10/170,124.81 = 50,254.78/x
  3. Step 3: Cross multiply
    113,469.10x = 170,124.81 × 50,254.78
  4. Step 4: Simplify right side
    113,469.10x = 8,549,584,899.09
  5. Step 5: Solve for x
    x = 8,549,584,899.09/113,469.10
  6. Step 6: Final answer
    x = 75,347.25

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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.