Home / 71,092.20-106,556.28-26,690.63

Finding the Fourth Proportional to 71,092.20, 106,556.28 and 26,690.63

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Solution

The fourth proportional to 71,092.20, 106,556.28 and 26,690.63 is: 40,005.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,092.20 : 106,556.28 = 26,690.63 : x
  2. Step 2: Convert to fraction form
    71,092.20/106,556.28 = 26,690.63/x
  3. Step 3: Cross multiply
    71,092.20x = 106,556.28 × 26,690.63
  4. Step 4: Simplify right side
    71,092.20x = 2,844,054,210.16
  5. Step 5: Solve for x
    x = 2,844,054,210.16/71,092.20
  6. Step 6: Final answer
    x = 40,005.15

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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.