Home / 71,261.21-106,910.26-26,888.33

Finding the Fourth Proportional to 71,261.21, 106,910.26 and 26,888.33

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Solution

The fourth proportional to 71,261.21, 106,910.26 and 26,888.33 is: 40,339.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,261.21 : 106,910.26 = 26,888.33 : x
  2. Step 2: Convert to fraction form
    71,261.21/106,910.26 = 26,888.33/x
  3. Step 3: Cross multiply
    71,261.21x = 106,910.26 × 26,888.33
  4. Step 4: Simplify right side
    71,261.21x = 2,874,638,551.32
  5. Step 5: Solve for x
    x = 2,874,638,551.32/71,261.21
  6. Step 6: Final answer
    x = 40,339.46

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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.