Home / 159,109.38-238,630.46-46,759.07

Finding the Fourth Proportional to 159,109.38, 238,630.46 and 46,759.07

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Solution

The fourth proportional to 159,109.38, 238,630.46 and 46,759.07 is: 70,128.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,109.38 : 238,630.46 = 46,759.07 : x
  2. Step 2: Convert to fraction form
    159,109.38/238,630.46 = 46,759.07/x
  3. Step 3: Cross multiply
    159,109.38x = 238,630.46 × 46,759.07
  4. Step 4: Simplify right side
    159,109.38x = 11,158,138,746.05
  5. Step 5: Solve for x
    x = 11,158,138,746.05/159,109.38
  6. Step 6: Final answer
    x = 70,128.73

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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.