Home / 170,998.26-256,510.28-51,045.74

Finding the Fourth Proportional to 170,998.26, 256,510.28 and 51,045.74

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Solution

The fourth proportional to 170,998.26, 256,510.28 and 51,045.74 is: 76,572.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,998.26 : 256,510.28 = 51,045.74 : x
  2. Step 2: Convert to fraction form
    170,998.26/256,510.28 = 51,045.74/x
  3. Step 3: Cross multiply
    170,998.26x = 256,510.28 × 51,045.74
  4. Step 4: Simplify right side
    170,998.26x = 13,093,757,060.21
  5. Step 5: Solve for x
    x = 13,093,757,060.21/170,998.26
  6. Step 6: Final answer
    x = 76,572.46

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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.