Finding the Fourth Proportional to 165,295.09, 228,102.44 and 93,681.73
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Solution
The fourth proportional to 165,295.09, 228,102.44 and 93,681.73 is: 129,278.07
Step by Step Solution
- Step 1: Write the proportion equation
165,295.09 : 228,102.44 = 93,681.73 : x - Step 2: Convert to fraction form
165,295.09/228,102.44 = 93,681.73/x - Step 3: Cross multiply
165,295.09x = 228,102.44 × 93,681.73 - Step 4: Simplify right side
165,295.09x = 21,369,030,728.01 - Step 5: Solve for x
x = 21,369,030,728.01/165,295.09 - Step 6: Final answer
x = 129,278.07
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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.