Finding the Fourth Proportional to 165,177.92, 227,990.55 and 97,216.70
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Solution
The fourth proportional to 165,177.92, 227,990.55 and 97,216.70 is: 134,185.54
Step by Step Solution
- Step 1: Write the proportion equation
165,177.92 : 227,990.55 = 97,216.70 : x - Step 2: Convert to fraction form
165,177.92/227,990.55 = 97,216.70/x - Step 3: Cross multiply
165,177.92x = 227,990.55 × 97,216.70 - Step 4: Simplify right side
165,177.92x = 22,164,487,762.23 - Step 5: Solve for x
x = 22,164,487,762.23/165,177.92 - Step 6: Final answer
x = 134,185.54
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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.