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Finding the Fourth Proportional to 274,627.32, 411,899.94 and 94,741.08

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Solution

The fourth proportional to 274,627.32, 411,899.94 and 94,741.08 is: 142,097.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,627.32 : 411,899.94 = 94,741.08 : x
  2. Step 2: Convert to fraction form
    274,627.32/411,899.94 = 94,741.08/x
  3. Step 3: Cross multiply
    274,627.32x = 411,899.94 × 94,741.08
  4. Step 4: Simplify right side
    274,627.32x = 39,023,845,167.54
  5. Step 5: Solve for x
    x = 39,023,845,167.54/274,627.32
  6. Step 6: Final answer
    x = 142,097.46

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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.