Home / 165,760.59-248,639.05-99,219.29

Finding the Fourth Proportional to 165,760.59, 248,639.05 and 99,219.29

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Solution

The fourth proportional to 165,760.59, 248,639.05 and 99,219.29 is: 148,827.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,760.59 : 248,639.05 = 99,219.29 : x
  2. Step 2: Convert to fraction form
    165,760.59/248,639.05 = 99,219.29/x
  3. Step 3: Cross multiply
    165,760.59x = 248,639.05 × 99,219.29
  4. Step 4: Simplify right side
    165,760.59x = 24,669,790,007.27
  5. Step 5: Solve for x
    x = 24,669,790,007.27/165,760.59
  6. Step 6: Final answer
    x = 148,827.84

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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.