Home / 159,099.09-238,644.36-39,157.11

Finding the Fourth Proportional to 159,099.09, 238,644.36 and 39,157.11

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Solution

The fourth proportional to 159,099.09, 238,644.36 and 39,157.11 is: 58,734.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,099.09 : 238,644.36 = 39,157.11 : x
  2. Step 2: Convert to fraction form
    159,099.09/238,644.36 = 39,157.11/x
  3. Step 3: Cross multiply
    159,099.09x = 238,644.36 × 39,157.11
  4. Step 4: Simplify right side
    159,099.09x = 9,344,623,455.40
  5. Step 5: Solve for x
    x = 9,344,623,455.40/159,099.09
  6. Step 6: Final answer
    x = 58,734.61

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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.