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Finding the Fourth Proportional to 233,439.84, 350,086.32 and 75,631.68

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Solution

The fourth proportional to 233,439.84, 350,086.32 and 75,631.68 is: 113,423.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,439.84 : 350,086.32 = 75,631.68 : x
  2. Step 2: Convert to fraction form
    233,439.84/350,086.32 = 75,631.68/x
  3. Step 3: Cross multiply
    233,439.84x = 350,086.32 × 75,631.68
  4. Step 4: Simplify right side
    233,439.84x = 26,477,616,526.62
  5. Step 5: Solve for x
    x = 26,477,616,526.62/233,439.84
  6. Step 6: Final answer
    x = 113,423.73

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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.