Home / 146,172.53-219,082.21-71,180.30

Finding the Fourth Proportional to 146,172.53, 219,082.21 and 71,180.30

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Solution

The fourth proportional to 146,172.53, 219,082.21 and 71,180.30 is: 106,684.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,172.53 : 219,082.21 = 71,180.30 : x
  2. Step 2: Convert to fraction form
    146,172.53/219,082.21 = 71,180.30/x
  3. Step 3: Cross multiply
    146,172.53x = 219,082.21 × 71,180.30
  4. Step 4: Simplify right side
    146,172.53x = 15,594,337,802.22
  5. Step 5: Solve for x
    x = 15,594,337,802.22/146,172.53
  6. Step 6: Final answer
    x = 106,684.46

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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.