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Finding the Fourth Proportional to 61,775.22, 92,648.61 and 36,822.30

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Solution

The fourth proportional to 61,775.22, 92,648.61 and 36,822.30 is: 55,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,775.22 : 92,648.61 = 36,822.30 : x
  2. Step 2: Convert to fraction form
    61,775.22/92,648.61 = 36,822.30/x
  3. Step 3: Cross multiply
    61,775.22x = 92,648.61 × 36,822.30
  4. Step 4: Simplify right side
    61,775.22x = 3,411,534,912.00
  5. Step 5: Solve for x
    x = 3,411,534,912.00/61,775.22
  6. Step 6: Final answer
    x = 55,224.97

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1.5x scale

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.