Home / 179,859.68-248,206.40-99,287.25

Finding the Fourth Proportional to 179,859.68, 248,206.40 and 99,287.25

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Solution

The fourth proportional to 179,859.68, 248,206.40 and 99,287.25 is: 137,016.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,859.68 : 248,206.40 = 99,287.25 : x
  2. Step 2: Convert to fraction form
    179,859.68/248,206.40 = 99,287.25/x
  3. Step 3: Cross multiply
    179,859.68x = 248,206.40 × 99,287.25
  4. Step 4: Simplify right side
    179,859.68x = 24,643,730,888.40
  5. Step 5: Solve for x
    x = 24,643,730,888.40/179,859.68
  6. Step 6: Final answer
    x = 137,016.43

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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.