Home / 110,623.68-165,935.61-47,402.80

Finding the Fourth Proportional to 110,623.68, 165,935.61 and 47,402.80

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Solution

The fourth proportional to 110,623.68, 165,935.61 and 47,402.80 is: 71,104.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,623.68 : 165,935.61 = 47,402.80 : x
  2. Step 2: Convert to fraction form
    110,623.68/165,935.61 = 47,402.80/x
  3. Step 3: Cross multiply
    110,623.68x = 165,935.61 × 47,402.80
  4. Step 4: Simplify right side
    110,623.68x = 7,865,812,118.87
  5. Step 5: Solve for x
    x = 7,865,812,118.87/110,623.68
  6. Step 6: Final answer
    x = 71,104.23

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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.