Home / 110,623.62-165,935.53-47,402.72

Finding the Fourth Proportional to 110,623.62, 165,935.53 and 47,402.72

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Solution

The fourth proportional to 110,623.62, 165,935.53 and 47,402.72 is: 71,104.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,623.62 : 165,935.53 = 47,402.72 : x
  2. Step 2: Convert to fraction form
    110,623.62/165,935.53 = 47,402.72/x
  3. Step 3: Cross multiply
    110,623.62x = 165,935.53 × 47,402.72
  4. Step 4: Simplify right side
    110,623.62x = 7,865,794,636.96
  5. Step 5: Solve for x
    x = 7,865,794,636.96/110,623.62
  6. Step 6: Final answer
    x = 71,104.12

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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.