Finding the Fourth Proportional to 165,828.54, 228,844.14 and 94,212.49
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Solution
The fourth proportional to 165,828.54, 228,844.14 and 94,212.49 is: 130,013.66
Step by Step Solution
- Step 1: Write the proportion equation
165,828.54 : 228,844.14 = 94,212.49 : x - Step 2: Convert to fraction form
165,828.54/228,844.14 = 94,212.49/x - Step 3: Cross multiply
165,828.54x = 228,844.14 × 94,212.49 - Step 4: Simplify right side
165,828.54x = 21,559,975,679.20 - Step 5: Solve for x
x = 21,559,975,679.20/165,828.54 - Step 6: Final answer
x = 130,013.66
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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.