Home / 151,210.60-226,806.78-66,946.12

Finding the Fourth Proportional to 151,210.60, 226,806.78 and 66,946.12

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Solution

The fourth proportional to 151,210.60, 226,806.78 and 66,946.12 is: 100,415.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,210.60 : 226,806.78 = 66,946.12 : x
  2. Step 2: Convert to fraction form
    151,210.60/226,806.78 = 66,946.12/x
  3. Step 3: Cross multiply
    151,210.60x = 226,806.78 × 66,946.12
  4. Step 4: Simplify right side
    151,210.60x = 15,183,833,910.69
  5. Step 5: Solve for x
    x = 15,183,833,910.69/151,210.60
  6. Step 6: Final answer
    x = 100,415.14

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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.