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Finding the Fourth Proportional to 84,994.87, 117,290.54 and 46,754.39

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Solution

The fourth proportional to 84,994.87, 117,290.54 and 46,754.39 is: 64,519.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,994.87 : 117,290.54 = 46,754.39 : x
  2. Step 2: Convert to fraction form
    84,994.87/117,290.54 = 46,754.39/x
  3. Step 3: Cross multiply
    84,994.87x = 117,290.54 × 46,754.39
  4. Step 4: Simplify right side
    84,994.87x = 5,483,847,650.47
  5. Step 5: Solve for x
    x = 5,483,847,650.47/84,994.87
  6. Step 6: Final answer
    x = 64,519.75

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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.