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Finding the Fourth Proportional to 92,837.88, 139,279.44 and 29,657.94

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Solution

The fourth proportional to 92,837.88, 139,279.44 and 29,657.94 is: 44,494.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,837.88 : 139,279.44 = 29,657.94 : x
  2. Step 2: Convert to fraction form
    92,837.88/139,279.44 = 29,657.94/x
  3. Step 3: Cross multiply
    92,837.88x = 139,279.44 × 29,657.94
  4. Step 4: Simplify right side
    92,837.88x = 4,130,741,274.75
  5. Step 5: Solve for x
    x = 4,130,741,274.75/92,837.88
  6. Step 6: Final answer
    x = 44,494.14

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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.