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Finding the Fourth Proportional to 113,512.60, 170,269.80 and 34,627.60

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Solution

The fourth proportional to 113,512.60, 170,269.80 and 34,627.60 is: 51,941.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,512.60 : 170,269.80 = 34,627.60 : x
  2. Step 2: Convert to fraction form
    113,512.60/170,269.80 = 34,627.60/x
  3. Step 3: Cross multiply
    113,512.60x = 170,269.80 × 34,627.60
  4. Step 4: Simplify right side
    113,512.60x = 5,896,034,526.48
  5. Step 5: Solve for x
    x = 5,896,034,526.48/113,512.60
  6. Step 6: Final answer
    x = 51,941.67

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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.