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Finding the Fourth Proportional to 208,260.01, 312,402.12 and 58,511.97

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Solution

The fourth proportional to 208,260.01, 312,402.12 and 58,511.97 is: 87,771.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,260.01 : 312,402.12 = 58,511.97 : x
  2. Step 2: Convert to fraction form
    208,260.01/312,402.12 = 58,511.97/x
  3. Step 3: Cross multiply
    208,260.01x = 312,402.12 × 58,511.97
  4. Step 4: Simplify right side
    208,260.01x = 18,279,263,473.38
  5. Step 5: Solve for x
    x = 18,279,263,473.38/208,260.01
  6. Step 6: Final answer
    x = 87,771.36

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1.5x scale

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.