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Finding the Fourth Proportional to 70,795.44, 106,160.36 and 26,390.23

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Solution

The fourth proportional to 70,795.44, 106,160.36 and 26,390.23 is: 39,573.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,795.44 : 106,160.36 = 26,390.23 : x
  2. Step 2: Convert to fraction form
    70,795.44/106,160.36 = 26,390.23/x
  3. Step 3: Cross multiply
    70,795.44x = 106,160.36 × 26,390.23
  4. Step 4: Simplify right side
    70,795.44x = 2,801,595,919.93
  5. Step 5: Solve for x
    x = 2,801,595,919.93/70,795.44
  6. Step 6: Final answer
    x = 39,573.11

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1.5x scale

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.