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Finding the Fourth Proportional to 233,763.48, 350,728.56 and 75,992.40

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Solution

The fourth proportional to 233,763.48, 350,728.56 and 75,992.40 is: 114,015.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,763.48 : 350,728.56 = 75,992.40 : x
  2. Step 2: Convert to fraction form
    233,763.48/350,728.56 = 75,992.40/x
  3. Step 3: Cross multiply
    233,763.48x = 350,728.56 × 75,992.40
  4. Step 4: Simplify right side
    233,763.48x = 26,652,705,022.94
  5. Step 5: Solve for x
    x = 26,652,705,022.94/233,763.48
  6. Step 6: Final answer
    x = 114,015.69

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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.