Home / 158,845.44-238,318.08-65,395.20

Finding the Fourth Proportional to 158,845.44, 238,318.08 and 65,395.20

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Solution

The fourth proportional to 158,845.44, 238,318.08 and 65,395.20 is: 98,113.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,845.44 : 238,318.08 = 65,395.20 : x
  2. Step 2: Convert to fraction form
    158,845.44/238,318.08 = 65,395.20/x
  3. Step 3: Cross multiply
    158,845.44x = 238,318.08 × 65,395.20
  4. Step 4: Simplify right side
    158,845.44x = 15,584,858,505.22
  5. Step 5: Solve for x
    x = 15,584,858,505.22/158,845.44
  6. Step 6: Final answer
    x = 98,113.35

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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.