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Finding the Fourth Proportional to 161,599.88, 242,248.98 and 54,910.82

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Solution

The fourth proportional to 161,599.88, 242,248.98 and 54,910.82 is: 82,314.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,599.88 : 242,248.98 = 54,910.82 : x
  2. Step 2: Convert to fraction form
    161,599.88/242,248.98 = 54,910.82/x
  3. Step 3: Cross multiply
    161,599.88x = 242,248.98 × 54,910.82
  4. Step 4: Simplify right side
    161,599.88x = 13,302,090,135.96
  5. Step 5: Solve for x
    x = 13,302,090,135.96/161,599.88
  6. Step 6: Final answer
    x = 82,314.98

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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.