Home / 170,944.40-256,419.89-52,615.61

Finding the Fourth Proportional to 170,944.40, 256,419.89 and 52,615.61

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Solution

The fourth proportional to 170,944.40, 256,419.89 and 52,615.61 is: 78,924.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,944.40 : 256,419.89 = 52,615.61 : x
  2. Step 2: Convert to fraction form
    170,944.40/256,419.89 = 52,615.61/x
  3. Step 3: Cross multiply
    170,944.40x = 256,419.89 × 52,615.61
  4. Step 4: Simplify right side
    170,944.40x = 13,491,688,928.48
  5. Step 5: Solve for x
    x = 13,491,688,928.48/170,944.40
  6. Step 6: Final answer
    x = 78,924.43

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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.