Home / 151,088.22-226,287.68-72,258.21

Finding the Fourth Proportional to 151,088.22, 226,287.68 and 72,258.21

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Solution

The fourth proportional to 151,088.22, 226,287.68 and 72,258.21 is: 108,222.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,088.22 : 226,287.68 = 72,258.21 : x
  2. Step 2: Convert to fraction form
    151,088.22/226,287.68 = 72,258.21/x
  3. Step 3: Cross multiply
    151,088.22x = 226,287.68 × 72,258.21
  4. Step 4: Simplify right side
    151,088.22x = 16,351,142,340.56
  5. Step 5: Solve for x
    x = 16,351,142,340.56/151,088.22
  6. Step 6: Final answer
    x = 108,222.48

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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.