Home / 165,439.68-248,270.70-164,830.98

Finding the Fourth Proportional to 165,439.68, 248,270.70 and 164,830.98

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Solution

The fourth proportional to 165,439.68, 248,270.70 and 164,830.98 is: 247,357.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,439.68 : 248,270.70 = 164,830.98 : x
  2. Step 2: Convert to fraction form
    165,439.68/248,270.70 = 164,830.98/x
  3. Step 3: Cross multiply
    165,439.68x = 248,270.70 × 164,830.98
  4. Step 4: Simplify right side
    165,439.68x = 40,922,702,786.29
  5. Step 5: Solve for x
    x = 40,922,702,786.29/165,439.68
  6. Step 6: Final answer
    x = 247,357.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.