Home / 156,224.09-234,299.10-67,429.10

Finding the Fourth Proportional to 156,224.09, 234,299.10 and 67,429.10

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Solution

The fourth proportional to 156,224.09, 234,299.10 and 67,429.10 is: 101,127.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,224.09 : 234,299.10 = 67,429.10 : x
  2. Step 2: Convert to fraction form
    156,224.09/234,299.10 = 67,429.10/x
  3. Step 3: Cross multiply
    156,224.09x = 234,299.10 × 67,429.10
  4. Step 4: Simplify right side
    156,224.09x = 15,798,577,443.81
  5. Step 5: Solve for x
    x = 15,798,577,443.81/156,224.09
  6. Step 6: Final answer
    x = 101,127.67

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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.