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Finding the Fourth Proportional to 158,901.36, 238,452.48 and 88,826.64

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Solution

The fourth proportional to 158,901.36, 238,452.48 and 88,826.64 is: 133,296.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,901.36 : 238,452.48 = 88,826.64 : x
  2. Step 2: Convert to fraction form
    158,901.36/238,452.48 = 88,826.64/x
  3. Step 3: Cross multiply
    158,901.36x = 238,452.48 × 88,826.64
  4. Step 4: Simplify right side
    158,901.36x = 21,180,932,598.07
  5. Step 5: Solve for x
    x = 21,180,932,598.07/158,901.36
  6. Step 6: Final answer
    x = 133,296.11

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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.