Home / 170,982.45-256,478.89-58,661.09

Finding the Fourth Proportional to 170,982.45, 256,478.89 and 58,661.09

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Solution

The fourth proportional to 170,982.45, 256,478.89 and 58,661.09 is: 87,993.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,982.45 : 256,478.89 = 58,661.09 : x
  2. Step 2: Convert to fraction form
    170,982.45/256,478.89 = 58,661.09/x
  3. Step 3: Cross multiply
    170,982.45x = 256,478.89 × 58,661.09
  4. Step 4: Simplify right side
    170,982.45x = 15,045,331,670.07
  5. Step 5: Solve for x
    x = 15,045,331,670.07/170,982.45
  6. Step 6: Final answer
    x = 87,993.43

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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.