Finding the Fourth Proportional to 77,125.83, 115,663.98 and 24,523.02
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Solution
The fourth proportional to 77,125.83, 115,663.98 and 24,523.02 is: 36,776.66
Step by Step Solution
- Step 1: Write the proportion equation
77,125.83 : 115,663.98 = 24,523.02 : x - Step 2: Convert to fraction form
77,125.83/115,663.98 = 24,523.02/x - Step 3: Cross multiply
77,125.83x = 115,663.98 × 24,523.02 - Step 4: Simplify right side
77,125.83x = 2,836,430,094.82 - Step 5: Solve for x
x = 2,836,430,094.82/77,125.83 - Step 6: Final answer
x = 36,776.66
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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.