Finding the Fourth Proportional to 165,218.47, 228,000.93 and 93,612.14
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Solution
The fourth proportional to 165,218.47, 228,000.93 and 93,612.14 is: 129,184.43
Step by Step Solution
- Step 1: Write the proportion equation
165,218.47 : 228,000.93 = 93,612.14 : x - Step 2: Convert to fraction form
165,218.47/228,000.93 = 93,612.14/x - Step 3: Cross multiply
165,218.47x = 228,000.93 × 93,612.14 - Step 4: Simplify right side
165,218.47x = 21,343,654,343.24 - Step 5: Solve for x
x = 21,343,654,343.24/165,218.47 - Step 6: Final answer
x = 129,184.43
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1.5x scale
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.