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Finding the Fourth Proportional to 61,850.50, 92,652.87 and 30,590.34

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Solution

The fourth proportional to 61,850.50, 92,652.87 and 30,590.34 is: 45,824.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,850.50 : 92,652.87 = 30,590.34 : x
  2. Step 2: Convert to fraction form
    61,850.50/92,652.87 = 30,590.34/x
  3. Step 3: Cross multiply
    61,850.50x = 92,652.87 × 30,590.34
  4. Step 4: Simplify right side
    61,850.50x = 2,834,282,795.28
  5. Step 5: Solve for x
    x = 2,834,282,795.28/61,850.50
  6. Step 6: Final answer
    x = 45,824.74

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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.