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Finding the Fourth Proportional to 61,771.96, 92,656.86 and 15,025.24

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Solution

The fourth proportional to 61,771.96, 92,656.86 and 15,025.24 is: 22,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,771.96 : 92,656.86 = 15,025.24 : x
  2. Step 2: Convert to fraction form
    61,771.96/92,656.86 = 15,025.24/x
  3. Step 3: Cross multiply
    61,771.96x = 92,656.86 × 15,025.24
  4. Step 4: Simplify right side
    61,771.96x = 1,392,191,559.15
  5. Step 5: Solve for x
    x = 1,392,191,559.15/61,771.96
  6. Step 6: Final answer
    x = 22,537.60

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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.