Home / 199,617.40-275,482.38-114,742.36

Finding the Fourth Proportional to 199,617.40, 275,482.38 and 114,742.36

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Solution

The fourth proportional to 199,617.40, 275,482.38 and 114,742.36 is: 158,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,617.40 : 275,482.38 = 114,742.36 : x
  2. Step 2: Convert to fraction form
    199,617.40/275,482.38 = 114,742.36/x
  3. Step 3: Cross multiply
    199,617.40x = 275,482.38 × 114,742.36
  4. Step 4: Simplify right side
    199,617.40x = 31,609,498,419.62
  5. Step 5: Solve for x
    x = 31,609,498,419.62/199,617.40
  6. Step 6: Final answer
    x = 158,350.42

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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.