Finding the Fourth Proportional to 165,666.99, 228,612.33 and 94,045.98
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Solution
The fourth proportional to 165,666.99, 228,612.33 and 94,045.98 is: 129,778.84
Step by Step Solution
- Step 1: Write the proportion equation
165,666.99 : 228,612.33 = 94,045.98 : x - Step 2: Convert to fraction form
165,666.99/228,612.33 = 94,045.98/x - Step 3: Cross multiply
165,666.99x = 228,612.33 × 94,045.98 - Step 4: Simplify right side
165,666.99x = 21,500,070,614.93 - Step 5: Solve for x
x = 21,500,070,614.93/165,666.99 - Step 6: Final answer
x = 129,778.84
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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.