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Finding the Fourth Proportional to 85,195.01, 117,569.57 and 48,893.56

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Solution

The fourth proportional to 85,195.01, 117,569.57 and 48,893.56 is: 67,473.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,195.01 : 117,569.57 = 48,893.56 : x
  2. Step 2: Convert to fraction form
    85,195.01/117,569.57 = 48,893.56/x
  3. Step 3: Cross multiply
    85,195.01x = 117,569.57 × 48,893.56
  4. Step 4: Simplify right side
    85,195.01x = 5,748,395,002.49
  5. Step 5: Solve for x
    x = 5,748,395,002.49/85,195.01
  6. Step 6: Final answer
    x = 67,473.38

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1.5x scale

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.