Home / 109,282.08-163,929.68-34,404.64

Finding the Fourth Proportional to 109,282.08, 163,929.68 and 34,404.64

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Solution

The fourth proportional to 109,282.08, 163,929.68 and 34,404.64 is: 51,609.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,282.08 : 163,929.68 = 34,404.64 : x
  2. Step 2: Convert to fraction form
    109,282.08/163,929.68 = 34,404.64/x
  3. Step 3: Cross multiply
    109,282.08x = 163,929.68 × 34,404.64
  4. Step 4: Simplify right side
    109,282.08x = 5,639,941,625.72
  5. Step 5: Solve for x
    x = 5,639,941,625.72/109,282.08
  6. Step 6: Final answer
    x = 51,609.03

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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.