Home / 165,366.40-228,207.84-93,744.64

Finding the Fourth Proportional to 165,366.40, 228,207.84 and 93,744.64

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Solution

The fourth proportional to 165,366.40, 228,207.84 and 93,744.64 is: 129,368.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,366.40 : 228,207.84 = 93,744.64 : x
  2. Step 2: Convert to fraction form
    165,366.40/228,207.84 = 93,744.64/x
  3. Step 3: Cross multiply
    165,366.40x = 228,207.84 × 93,744.64
  4. Step 4: Simplify right side
    165,366.40x = 21,393,261,805.98
  5. Step 5: Solve for x
    x = 21,393,261,805.98/165,366.40
  6. Step 6: Final answer
    x = 129,368.85

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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.