Home / 233,820.31-350,845.67-109,170.07

Finding the Fourth Proportional to 233,820.31, 350,845.67 and 109,170.07

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Solution

The fourth proportional to 233,820.31, 350,845.67 and 109,170.07 is: 163,808.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,820.31 : 350,845.67 = 109,170.07 : x
  2. Step 2: Convert to fraction form
    233,820.31/350,845.67 = 109,170.07/x
  3. Step 3: Cross multiply
    233,820.31x = 350,845.67 × 109,170.07
  4. Step 4: Simplify right side
    233,820.31x = 38,301,846,353.10
  5. Step 5: Solve for x
    x = 38,301,846,353.10/233,820.31
  6. Step 6: Final answer
    x = 163,808.89

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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.