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Finding the Fourth Proportional to 113,896.71, 170,861.37 and 35,017.56

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Solution

The fourth proportional to 113,896.71, 170,861.37 and 35,017.56 is: 52,531.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,896.71 : 170,861.37 = 35,017.56 : x
  2. Step 2: Convert to fraction form
    113,896.71/170,861.37 = 35,017.56/x
  3. Step 3: Cross multiply
    113,896.71x = 170,861.37 × 35,017.56
  4. Step 4: Simplify right side
    113,896.71x = 5,983,148,275.66
  5. Step 5: Solve for x
    x = 5,983,148,275.66/113,896.71
  6. Step 6: Final answer
    x = 52,531.35

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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.