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Finding the Fourth Proportional to 61,712.40, 92,549.47 and 22,264.39

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Solution

The fourth proportional to 61,712.40, 92,549.47 and 22,264.39 is: 33,389.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,712.40 : 92,549.47 = 22,264.39 : x
  2. Step 2: Convert to fraction form
    61,712.40/92,549.47 = 22,264.39/x
  3. Step 3: Cross multiply
    61,712.40x = 92,549.47 × 22,264.39
  4. Step 4: Simplify right side
    61,712.40x = 2,060,557,494.37
  5. Step 5: Solve for x
    x = 2,060,557,494.37/61,712.40
  6. Step 6: Final answer
    x = 33,389.68

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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.