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Finding the Fourth Proportional to 233,721.70, 350,582.55 and 75,966.10

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Solution

The fourth proportional to 233,721.70, 350,582.55 and 75,966.10 is: 113,949.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,721.70 : 350,582.55 = 75,966.10 : x
  2. Step 2: Convert to fraction form
    233,721.70/350,582.55 = 75,966.10/x
  3. Step 3: Cross multiply
    233,721.70x = 350,582.55 × 75,966.10
  4. Step 4: Simplify right side
    233,721.70x = 26,632,389,051.56
  5. Step 5: Solve for x
    x = 26,632,389,051.56/233,721.70
  6. Step 6: Final answer
    x = 113,949.15

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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.