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Finding the Fourth Proportional to 223,604.52, 335,406.78 and 57,392.52

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Solution

The fourth proportional to 223,604.52, 335,406.78 and 57,392.52 is: 86,088.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,604.52 : 335,406.78 = 57,392.52 : x
  2. Step 2: Convert to fraction form
    223,604.52/335,406.78 = 57,392.52/x
  3. Step 3: Cross multiply
    223,604.52x = 335,406.78 × 57,392.52
  4. Step 4: Simplify right side
    223,604.52x = 19,249,840,329.29
  5. Step 5: Solve for x
    x = 19,249,840,329.29/223,604.52
  6. Step 6: Final answer
    x = 86,088.78

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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.