Home / 216,635.82-324,683.12-149,541.36

Finding the Fourth Proportional to 216,635.82, 324,683.12 and 149,541.36

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Solution

The fourth proportional to 216,635.82, 324,683.12 and 149,541.36 is: 224,125.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,635.82 : 324,683.12 = 149,541.36 : x
  2. Step 2: Convert to fraction form
    216,635.82/324,683.12 = 149,541.36/x
  3. Step 3: Cross multiply
    216,635.82x = 324,683.12 × 149,541.36
  4. Step 4: Simplify right side
    216,635.82x = 48,553,555,333.84
  5. Step 5: Solve for x
    x = 48,553,555,333.84/216,635.82
  6. Step 6: Final answer
    x = 224,125.24

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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.