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Finding the Fourth Proportional to 113,728.22, 170,630.08 and 34,843.22

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Solution

The fourth proportional to 113,728.22, 170,630.08 and 34,843.22 is: 52,276.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,728.22 : 170,630.08 = 34,843.22 : x
  2. Step 2: Convert to fraction form
    113,728.22/170,630.08 = 34,843.22/x
  3. Step 3: Cross multiply
    113,728.22x = 170,630.08 × 34,843.22
  4. Step 4: Simplify right side
    113,728.22x = 5,945,301,416.06
  5. Step 5: Solve for x
    x = 5,945,301,416.06/113,728.22
  6. Step 6: Final answer
    x = 52,276.40

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1.5x scale

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.