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Finding the Fourth Proportional to 92,855.58, 139,281.98 and 22,734.90

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Solution

The fourth proportional to 92,855.58, 139,281.98 and 22,734.90 is: 34,102.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,855.58 : 139,281.98 = 22,734.90 : x
  2. Step 2: Convert to fraction form
    92,855.58/139,281.98 = 22,734.90/x
  3. Step 3: Cross multiply
    92,855.58x = 139,281.98 × 22,734.90
  4. Step 4: Simplify right side
    92,855.58x = 3,166,561,773.43
  5. Step 5: Solve for x
    x = 3,166,561,773.43/92,855.58
  6. Step 6: Final answer
    x = 34,102.01

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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.