Home / 149,724.30-224,586.45-135,946.20

Finding the Fourth Proportional to 149,724.30, 224,586.45 and 135,946.20

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Solution

The fourth proportional to 149,724.30, 224,586.45 and 135,946.20 is: 203,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,724.30 : 224,586.45 = 135,946.20 : x
  2. Step 2: Convert to fraction form
    149,724.30/224,586.45 = 135,946.20/x
  3. Step 3: Cross multiply
    149,724.30x = 224,586.45 × 135,946.20
  4. Step 4: Simplify right side
    149,724.30x = 30,531,674,448.99
  5. Step 5: Solve for x
    x = 30,531,674,448.99/149,724.30
  6. Step 6: Final answer
    x = 203,919.30

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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.