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Finding the Fourth Proportional to 254,160.99, 350,729.43 and 146,724.60

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Solution

The fourth proportional to 254,160.99, 350,729.43 and 146,724.60 is: 202,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,160.99 : 350,729.43 = 146,724.60 : x
  2. Step 2: Convert to fraction form
    254,160.99/350,729.43 = 146,724.60/x
  3. Step 3: Cross multiply
    254,160.99x = 350,729.43 × 146,724.60
  4. Step 4: Simplify right side
    254,160.99x = 51,460,635,324.98
  5. Step 5: Solve for x
    x = 51,460,635,324.98/254,160.99
  6. Step 6: Final answer
    x = 202,472.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.