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Finding the Fourth Proportional to 222,465.54, 333,695.49 and 53,987.25

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Solution

The fourth proportional to 222,465.54, 333,695.49 and 53,987.25 is: 80,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,465.54 : 333,695.49 = 53,987.25 : x
  2. Step 2: Convert to fraction form
    222,465.54/333,695.49 = 53,987.25/x
  3. Step 3: Cross multiply
    222,465.54x = 333,695.49 × 53,987.25
  4. Step 4: Simplify right side
    222,465.54x = 18,015,301,842.50
  5. Step 5: Solve for x
    x = 18,015,301,842.50/222,465.54
  6. Step 6: Final answer
    x = 80,980.19

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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.