Home / 233,438.20-350,108.70-100,322.80

Finding the Fourth Proportional to 233,438.20, 350,108.70 and 100,322.80

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Solution

The fourth proportional to 233,438.20, 350,108.70 and 100,322.80 is: 150,463.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,438.20 : 350,108.70 = 100,322.80 : x
  2. Step 2: Convert to fraction form
    233,438.20/350,108.70 = 100,322.80/x
  3. Step 3: Cross multiply
    233,438.20x = 350,108.70 × 100,322.80
  4. Step 4: Simplify right side
    233,438.20x = 35,123,885,088.36
  5. Step 5: Solve for x
    x = 35,123,885,088.36/233,438.20
  6. Step 6: Final answer
    x = 150,463.31

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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.