Home / 170,948.76-256,434.08-65,767.73

Finding the Fourth Proportional to 170,948.76, 256,434.08 and 65,767.73

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Solution

The fourth proportional to 170,948.76, 256,434.08 and 65,767.73 is: 98,655.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,948.76 : 256,434.08 = 65,767.73 : x
  2. Step 2: Convert to fraction form
    170,948.76/256,434.08 = 65,767.73/x
  3. Step 3: Cross multiply
    170,948.76x = 256,434.08 × 65,767.73
  4. Step 4: Simplify right side
    170,948.76x = 16,865,085,725.23
  5. Step 5: Solve for x
    x = 16,865,085,725.23/170,948.76
  6. Step 6: Final answer
    x = 98,655.80

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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.