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Finding the Fourth Proportional to 75,484.49, 104,170.95 and 41,495.59

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Solution

The fourth proportional to 75,484.49, 104,170.95 and 41,495.59 is: 57,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,484.49 : 104,170.95 = 41,495.59 : x
  2. Step 2: Convert to fraction form
    75,484.49/104,170.95 = 41,495.59/x
  3. Step 3: Cross multiply
    75,484.49x = 104,170.95 × 41,495.59
  4. Step 4: Simplify right side
    75,484.49x = 4,322,635,161.32
  5. Step 5: Solve for x
    x = 4,322,635,161.32/75,484.49
  6. Step 6: Final answer
    x = 57,265.21

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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.