Home / 179,826.78-248,161.68-99,255

Finding the Fourth Proportional to 179,826.78, 248,161.68 and 99,255

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Solution

The fourth proportional to 179,826.78, 248,161.68 and 99,255 is: 136,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,826.78 : 248,161.68 = 99,255 : x
  2. Step 2: Convert to fraction form
    179,826.78/248,161.68 = 99,255/x
  3. Step 3: Cross multiply
    179,826.78x = 248,161.68 × 99,255
  4. Step 4: Simplify right side
    179,826.78x = 24,631,287,548.40
  5. Step 5: Solve for x
    x = 24,631,287,548.40/179,826.78
  6. Step 6: Final answer
    x = 136,972.30

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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.