Home / 70,794.26-106,209.85-26,421.38

Finding the Fourth Proportional to 70,794.26, 106,209.85 and 26,421.38

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Solution

The fourth proportional to 70,794.26, 106,209.85 and 26,421.38 is: 39,638.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,794.26 : 106,209.85 = 26,421.38 : x
  2. Step 2: Convert to fraction form
    70,794.26/106,209.85 = 26,421.38/x
  3. Step 3: Cross multiply
    70,794.26x = 106,209.85 × 26,421.38
  4. Step 4: Simplify right side
    70,794.26x = 2,806,210,806.59
  5. Step 5: Solve for x
    x = 2,806,210,806.59/70,794.26
  6. Step 6: Final answer
    x = 39,638.96

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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.