Home / 179,579.98-247,822.17-99,005.43

Finding the Fourth Proportional to 179,579.98, 247,822.17 and 99,005.43

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Solution

The fourth proportional to 179,579.98, 247,822.17 and 99,005.43 is: 136,628.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,579.98 : 247,822.17 = 99,005.43 : x
  2. Step 2: Convert to fraction form
    179,579.98/247,822.17 = 99,005.43/x
  3. Step 3: Cross multiply
    179,579.98x = 247,822.17 × 99,005.43
  4. Step 4: Simplify right side
    179,579.98x = 24,535,741,062.45
  5. Step 5: Solve for x
    x = 24,535,741,062.45/179,579.98
  6. Step 6: Final answer
    x = 136,628.49

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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.