Home / 179,768.52-248,036.28-109,900.20

Finding the Fourth Proportional to 179,768.52, 248,036.28 and 109,900.20

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Solution

The fourth proportional to 179,768.52, 248,036.28 and 109,900.20 is: 151,635.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,768.52 : 248,036.28 = 109,900.20 : x
  2. Step 2: Convert to fraction form
    179,768.52/248,036.28 = 109,900.20/x
  3. Step 3: Cross multiply
    179,768.52x = 248,036.28 × 109,900.20
  4. Step 4: Simplify right side
    179,768.52x = 27,259,236,779.26
  5. Step 5: Solve for x
    x = 27,259,236,779.26/179,768.52
  6. Step 6: Final answer
    x = 151,635.21

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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.