Home / 179,845.25-248,186.48-99,272.79

Finding the Fourth Proportional to 179,845.25, 248,186.48 and 99,272.79

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Solution

The fourth proportional to 179,845.25, 248,186.48 and 99,272.79 is: 136,996.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,845.25 : 248,186.48 = 99,272.79 : x
  2. Step 2: Convert to fraction form
    179,845.25/248,186.48 = 99,272.79/x
  3. Step 3: Cross multiply
    179,845.25x = 248,186.48 × 99,272.79
  4. Step 4: Simplify right side
    179,845.25x = 24,638,163,813.52
  5. Step 5: Solve for x
    x = 24,638,163,813.52/179,845.25
  6. Step 6: Final answer
    x = 136,996.47

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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.