Home / 151,212.20-226,818.30-68,268.20

Finding the Fourth Proportional to 151,212.20, 226,818.30 and 68,268.20

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Solution

The fourth proportional to 151,212.20, 226,818.30 and 68,268.20 is: 102,402.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,212.20 : 226,818.30 = 68,268.20 : x
  2. Step 2: Convert to fraction form
    151,212.20/226,818.30 = 68,268.20/x
  3. Step 3: Cross multiply
    151,212.20x = 226,818.30 × 68,268.20
  4. Step 4: Simplify right side
    151,212.20x = 15,484,477,068.06
  5. Step 5: Solve for x
    x = 15,484,477,068.06/151,212.20
  6. Step 6: Final answer
    x = 102,402.30

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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.