Home / 149,760.42-224,529.66-70,782.36

Finding the Fourth Proportional to 149,760.42, 224,529.66 and 70,782.36

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Solution

The fourth proportional to 149,760.42, 224,529.66 and 70,782.36 is: 106,121.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,760.42 : 224,529.66 = 70,782.36 : x
  2. Step 2: Convert to fraction form
    149,760.42/224,529.66 = 70,782.36/x
  3. Step 3: Cross multiply
    149,760.42x = 224,529.66 × 70,782.36
  4. Step 4: Simplify right side
    149,760.42x = 15,892,739,224.80
  5. Step 5: Solve for x
    x = 15,892,739,224.80/149,760.42
  6. Step 6: Final answer
    x = 106,121.09

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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.