Home / 104,683.62-157,067.43-38,128.35

Finding the Fourth Proportional to 104,683.62, 157,067.43 and 38,128.35

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Solution

The fourth proportional to 104,683.62, 157,067.43 and 38,128.35 is: 57,207.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,683.62 : 157,067.43 = 38,128.35 : x
  2. Step 2: Convert to fraction form
    104,683.62/157,067.43 = 38,128.35/x
  3. Step 3: Cross multiply
    104,683.62x = 157,067.43 × 38,128.35
  4. Step 4: Simplify right side
    104,683.62x = 5,988,721,944.64
  5. Step 5: Solve for x
    x = 5,988,721,944.64/104,683.62
  6. Step 6: Final answer
    x = 57,207.82

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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.