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Finding the Fourth Proportional to 170,393.35, 255,589.98 and 45,734.35

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Solution

The fourth proportional to 170,393.35, 255,589.98 and 45,734.35 is: 68,601.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,393.35 : 255,589.98 = 45,734.35 : x
  2. Step 2: Convert to fraction form
    170,393.35/255,589.98 = 45,734.35/x
  3. Step 3: Cross multiply
    170,393.35x = 255,589.98 × 45,734.35
  4. Step 4: Simplify right side
    170,393.35x = 11,689,241,601.81
  5. Step 5: Solve for x
    x = 11,689,241,601.81/170,393.35
  6. Step 6: Final answer
    x = 68,601.51

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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.