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Finding the Fourth Proportional to 61,492.95, 92,244.83 and 18,808.02

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Solution

The fourth proportional to 61,492.95, 92,244.83 and 18,808.02 is: 28,213.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,492.95 : 92,244.83 = 18,808.02 : x
  2. Step 2: Convert to fraction form
    61,492.95/92,244.83 = 18,808.02/x
  3. Step 3: Cross multiply
    61,492.95x = 92,244.83 × 18,808.02
  4. Step 4: Simplify right side
    61,492.95x = 1,734,942,513.50
  5. Step 5: Solve for x
    x = 1,734,942,513.50/61,492.95
  6. Step 6: Final answer
    x = 28,213.68

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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.