Home / 170,649.45-256,015.38-64,034.28

Finding the Fourth Proportional to 170,649.45, 256,015.38 and 64,034.28

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Solution

The fourth proportional to 170,649.45, 256,015.38 and 64,034.28 is: 96,066.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,649.45 : 256,015.38 = 64,034.28 : x
  2. Step 2: Convert to fraction form
    170,649.45/256,015.38 = 64,034.28/x
  3. Step 3: Cross multiply
    170,649.45x = 256,015.38 × 64,034.28
  4. Step 4: Simplify right side
    170,649.45x = 16,393,760,767.36
  5. Step 5: Solve for x
    x = 16,393,760,767.36/170,649.45
  6. Step 6: Final answer
    x = 96,066.88

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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.