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Finding the Fourth Proportional to 92,645.58, 138,967.97 and 22,525.50

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Solution

The fourth proportional to 92,645.58, 138,967.97 and 22,525.50 is: 33,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,645.58 : 138,967.97 = 22,525.50 : x
  2. Step 2: Convert to fraction form
    92,645.58/138,967.97 = 22,525.50/x
  3. Step 3: Cross multiply
    92,645.58x = 138,967.97 × 22,525.50
  4. Step 4: Simplify right side
    92,645.58x = 3,130,322,895.61
  5. Step 5: Solve for x
    x = 3,130,322,895.61/92,645.58
  6. Step 6: Final answer
    x = 33,788.15

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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.