Home / 146,927.40-220,391.10-102,690.60

Finding the Fourth Proportional to 146,927.40, 220,391.10 and 102,690.60

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Solution

The fourth proportional to 146,927.40, 220,391.10 and 102,690.60 is: 154,035.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,927.40 : 220,391.10 = 102,690.60 : x
  2. Step 2: Convert to fraction form
    146,927.40/220,391.10 = 102,690.60/x
  3. Step 3: Cross multiply
    146,927.40x = 220,391.10 × 102,690.60
  4. Step 4: Simplify right side
    146,927.40x = 22,632,094,293.66
  5. Step 5: Solve for x
    x = 22,632,094,293.66/146,927.40
  6. Step 6: Final answer
    x = 154,035.90

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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.