Finding the Fourth Proportional to 77,530.35, 116,221.70 and 24,902.94
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Solution
The fourth proportional to 77,530.35, 116,221.70 and 24,902.94 is: 37,330.70
Step by Step Solution
- Step 1: Write the proportion equation
77,530.35 : 116,221.70 = 24,902.94 : x - Step 2: Convert to fraction form
77,530.35/116,221.70 = 24,902.94/x - Step 3: Cross multiply
77,530.35x = 116,221.70 × 24,902.94 - Step 4: Simplify right side
77,530.35x = 2,894,261,897.28 - Step 5: Solve for x
x = 2,894,261,897.28/77,530.35 - Step 6: Final answer
x = 37,330.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.