Home / 169,943.58-254,915.37-80,927.19

Finding the Fourth Proportional to 169,943.58, 254,915.37 and 80,927.19

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Solution

The fourth proportional to 169,943.58, 254,915.37 and 80,927.19 is: 121,390.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,943.58 : 254,915.37 = 80,927.19 : x
  2. Step 2: Convert to fraction form
    169,943.58/254,915.37 = 80,927.19/x
  3. Step 3: Cross multiply
    169,943.58x = 254,915.37 × 80,927.19
  4. Step 4: Simplify right side
    169,943.58x = 20,629,584,581.91
  5. Step 5: Solve for x
    x = 20,629,584,581.91/169,943.58
  6. Step 6: Final answer
    x = 121,390.79

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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.