Home / 170,240.12-254,738.10-100,152.44

Finding the Fourth Proportional to 170,240.12, 254,738.10 and 100,152.44

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Solution

The fourth proportional to 170,240.12, 254,738.10 and 100,152.44 is: 149,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,240.12 : 254,738.10 = 100,152.44 : x
  2. Step 2: Convert to fraction form
    170,240.12/254,738.10 = 100,152.44/x
  3. Step 3: Cross multiply
    170,240.12x = 254,738.10 × 100,152.44
  4. Step 4: Simplify right side
    170,240.12x = 25,512,642,275.96
  5. Step 5: Solve for x
    x = 25,512,642,275.96/170,240.12
  6. Step 6: Final answer
    x = 149,862.69

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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.