Home / 170,736.40-255,521.40-149,741.20

Finding the Fourth Proportional to 170,736.40, 255,521.40 and 149,741.20

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Solution

The fourth proportional to 170,736.40, 255,521.40 and 149,741.20 is: 224,100.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,736.40 : 255,521.40 = 149,741.20 : x
  2. Step 2: Convert to fraction form
    170,736.40/255,521.40 = 149,741.20/x
  3. Step 3: Cross multiply
    170,736.40x = 255,521.40 × 149,741.20
  4. Step 4: Simplify right side
    170,736.40x = 38,262,081,061.68
  5. Step 5: Solve for x
    x = 38,262,081,061.68/170,736.40
  6. Step 6: Final answer
    x = 224,100.32

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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.