Home / 170,939.29-256,409.12-44,579.43

Finding the Fourth Proportional to 170,939.29, 256,409.12 and 44,579.43

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Solution

The fourth proportional to 170,939.29, 256,409.12 and 44,579.43 is: 66,869.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,939.29 : 256,409.12 = 44,579.43 : x
  2. Step 2: Convert to fraction form
    170,939.29/256,409.12 = 44,579.43/x
  3. Step 3: Cross multiply
    170,939.29x = 256,409.12 × 44,579.43
  4. Step 4: Simplify right side
    170,939.29x = 11,430,572,416.40
  5. Step 5: Solve for x
    x = 11,430,572,416.40/170,939.29
  6. Step 6: Final answer
    x = 66,869.19

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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.