Home / 114,301.22-158,036.53-100,113.26

Finding the Fourth Proportional to 114,301.22, 158,036.53 and 100,113.26

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Solution

The fourth proportional to 114,301.22, 158,036.53 and 100,113.26 is: 138,419.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,301.22 : 158,036.53 = 100,113.26 : x
  2. Step 2: Convert to fraction form
    114,301.22/158,036.53 = 100,113.26/x
  3. Step 3: Cross multiply
    114,301.22x = 158,036.53 × 100,113.26
  4. Step 4: Simplify right side
    114,301.22x = 15,821,552,217.39
  5. Step 5: Solve for x
    x = 15,821,552,217.39/114,301.22
  6. Step 6: Final answer
    x = 138,419.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.