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Finding the Fourth Proportional to 94,284, 130,115.57 and 51,841.62

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Solution

The fourth proportional to 94,284, 130,115.57 and 51,841.62 is: 71,543.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,284 : 130,115.57 = 51,841.62 : x
  2. Step 2: Convert to fraction form
    94,284/130,115.57 = 51,841.62/x
  3. Step 3: Cross multiply
    94,284x = 130,115.57 × 51,841.62
  4. Step 4: Simplify right side
    94,284x = 6,745,401,676.82
  5. Step 5: Solve for x
    x = 6,745,401,676.82/94,284
  6. Step 6: Final answer
    x = 71,543.44

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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.