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Finding the Fourth Proportional to 113,523.98, 170,284.11 and 38,696.22

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Solution

The fourth proportional to 113,523.98, 170,284.11 and 38,696.22 is: 58,043.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,523.98 : 170,284.11 = 38,696.22 : x
  2. Step 2: Convert to fraction form
    113,523.98/170,284.11 = 38,696.22/x
  3. Step 3: Cross multiply
    113,523.98x = 170,284.11 × 38,696.22
  4. Step 4: Simplify right side
    113,523.98x = 6,589,351,383.06
  5. Step 5: Solve for x
    x = 6,589,351,383.06/113,523.98
  6. Step 6: Final answer
    x = 58,043.70

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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.