Home / 156,222.09-234,296.10-67,427.10

Finding the Fourth Proportional to 156,222.09, 234,296.10 and 67,427.10

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Solution

The fourth proportional to 156,222.09, 234,296.10 and 67,427.10 is: 101,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,222.09 : 234,296.10 = 67,427.10 : x
  2. Step 2: Convert to fraction form
    156,222.09/234,296.10 = 67,427.10/x
  3. Step 3: Cross multiply
    156,222.09x = 234,296.10 × 67,427.10
  4. Step 4: Simplify right side
    156,222.09x = 15,797,906,564.31
  5. Step 5: Solve for x
    x = 15,797,906,564.31/156,222.09
  6. Step 6: Final answer
    x = 101,124.67

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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.