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Finding the Fourth Proportional to 222,703.92, 333,662.22 and 147,646.08

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Solution

The fourth proportional to 222,703.92, 333,662.22 and 147,646.08 is: 221,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,703.92 : 333,662.22 = 147,646.08 : x
  2. Step 2: Convert to fraction form
    222,703.92/333,662.22 = 147,646.08/x
  3. Step 3: Cross multiply
    222,703.92x = 333,662.22 × 147,646.08
  4. Step 4: Simplify right side
    222,703.92x = 49,263,918,827.10
  5. Step 5: Solve for x
    x = 49,263,918,827.10/222,703.92
  6. Step 6: Final answer
    x = 221,208.14

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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.