Home / 158,932.08-238,035.24-75,884.40

Finding the Fourth Proportional to 158,932.08, 238,035.24 and 75,884.40

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Solution

The fourth proportional to 158,932.08, 238,035.24 and 75,884.40 is: 113,653.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,932.08 : 238,035.24 = 75,884.40 : x
  2. Step 2: Convert to fraction form
    158,932.08/238,035.24 = 75,884.40/x
  3. Step 3: Cross multiply
    158,932.08x = 238,035.24 × 75,884.40
  4. Step 4: Simplify right side
    158,932.08x = 18,063,161,366.26
  5. Step 5: Solve for x
    x = 18,063,161,366.26/158,932.08
  6. Step 6: Final answer
    x = 113,653.34

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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.