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Finding the Fourth Proportional to 61,465.96, 92,156.82 and 22,022.20

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Solution

The fourth proportional to 61,465.96, 92,156.82 and 22,022.20 is: 33,018.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,465.96 : 92,156.82 = 22,022.20 : x
  2. Step 2: Convert to fraction form
    61,465.96/92,156.82 = 22,022.20/x
  3. Step 3: Cross multiply
    61,465.96x = 92,156.82 × 22,022.20
  4. Step 4: Simplify right side
    61,465.96x = 2,029,495,921.40
  5. Step 5: Solve for x
    x = 2,029,495,921.40/61,465.96
  6. Step 6: Final answer
    x = 33,018.21

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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.