Home / 179,959.74-248,346.30-99,389.28

Finding the Fourth Proportional to 179,959.74, 248,346.30 and 99,389.28

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Solution

The fourth proportional to 179,959.74, 248,346.30 and 99,389.28 is: 137,158.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,959.74 : 248,346.30 = 99,389.28 : x
  2. Step 2: Convert to fraction form
    179,959.74/248,346.30 = 99,389.28/x
  3. Step 3: Cross multiply
    179,959.74x = 248,346.30 × 99,389.28
  4. Step 4: Simplify right side
    179,959.74x = 24,682,959,947.66
  5. Step 5: Solve for x
    x = 24,682,959,947.66/179,959.74
  6. Step 6: Final answer
    x = 137,158.23

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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.