Home / 165,685.32-228,652.21-94,072

Finding the Fourth Proportional to 165,685.32, 228,652.21 and 94,072

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Solution

The fourth proportional to 165,685.32, 228,652.21 and 94,072 is: 129,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,685.32 : 228,652.21 = 94,072 : x
  2. Step 2: Convert to fraction form
    165,685.32/228,652.21 = 94,072/x
  3. Step 3: Cross multiply
    165,685.32x = 228,652.21 × 94,072
  4. Step 4: Simplify right side
    165,685.32x = 21,509,770,699.12
  5. Step 5: Solve for x
    x = 21,509,770,699.12/165,685.32
  6. Step 6: Final answer
    x = 129,823.03

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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.