Home / 88,892.34-122,702.32-51,181.62

Finding the Fourth Proportional to 88,892.34, 122,702.32 and 51,181.62

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Solution

The fourth proportional to 88,892.34, 122,702.32 and 51,181.62 is: 70,648.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,892.34 : 122,702.32 = 51,181.62 : x
  2. Step 2: Convert to fraction form
    88,892.34/122,702.32 = 51,181.62/x
  3. Step 3: Cross multiply
    88,892.34x = 122,702.32 × 51,181.62
  4. Step 4: Simplify right side
    88,892.34x = 6,280,103,886.09
  5. Step 5: Solve for x
    x = 6,280,103,886.09/88,892.34
  6. Step 6: Final answer
    x = 70,648.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.