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Finding the Fourth Proportional to 222,465.90, 333,696.07 and 53,987.63

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Solution

The fourth proportional to 222,465.90, 333,696.07 and 53,987.63 is: 80,980.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,465.90 : 333,696.07 = 53,987.63 : x
  2. Step 2: Convert to fraction form
    222,465.90/333,696.07 = 53,987.63/x
  3. Step 3: Cross multiply
    222,465.90x = 333,696.07 × 53,987.63
  4. Step 4: Simplify right side
    222,465.90x = 18,015,458,358.62
  5. Step 5: Solve for x
    x = 18,015,458,358.62/222,465.90
  6. Step 6: Final answer
    x = 80,980.76

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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.