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Finding the Fourth Proportional to 61,507.76, 92,247.79 and 22,064.87

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Solution

The fourth proportional to 61,507.76, 92,247.79 and 22,064.87 is: 33,092.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,507.76 : 92,247.79 = 22,064.87 : x
  2. Step 2: Convert to fraction form
    61,507.76/92,247.79 = 22,064.87/x
  3. Step 3: Cross multiply
    61,507.76x = 92,247.79 × 22,064.87
  4. Step 4: Simplify right side
    61,507.76x = 2,035,435,323.67
  5. Step 5: Solve for x
    x = 2,035,435,323.67/61,507.76
  6. Step 6: Final answer
    x = 33,092.33

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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.