Home / 146,945.64-220,243.50-102,330.84

Finding the Fourth Proportional to 146,945.64, 220,243.50 and 102,330.84

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Solution

The fourth proportional to 146,945.64, 220,243.50 and 102,330.84 is: 153,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,945.64 : 220,243.50 = 102,330.84 : x
  2. Step 2: Convert to fraction form
    146,945.64/220,243.50 = 102,330.84/x
  3. Step 3: Cross multiply
    146,945.64x = 220,243.50 × 102,330.84
  4. Step 4: Simplify right side
    146,945.64x = 22,537,702,359.54
  5. Step 5: Solve for x
    x = 22,537,702,359.54/146,945.64
  6. Step 6: Final answer
    x = 153,374.42

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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.