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Finding the Fourth Proportional to 179,956, 248,339.28 and 104,509.36

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Solution

The fourth proportional to 179,956, 248,339.28 and 104,509.36 is: 144,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,956 : 248,339.28 = 104,509.36 : x
  2. Step 2: Convert to fraction form
    179,956/248,339.28 = 104,509.36/x
  3. Step 3: Cross multiply
    179,956x = 248,339.28 × 104,509.36
  4. Step 4: Simplify right side
    179,956x = 25,953,779,215.66
  5. Step 5: Solve for x
    x = 25,953,779,215.66/179,956
  6. Step 6: Final answer
    x = 144,222.92

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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.