Finding the Fourth Proportional to 94,490.94, 130,338.87 and 56,224.62
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Solution
The fourth proportional to 94,490.94, 130,338.87 and 56,224.62 is: 77,555.09
Step by Step Solution
- Step 1: Write the proportion equation
94,490.94 : 130,338.87 = 56,224.62 : x - Step 2: Convert to fraction form
94,490.94/130,338.87 = 56,224.62/x - Step 3: Cross multiply
94,490.94x = 130,338.87 × 56,224.62 - Step 4: Simplify right side
94,490.94x = 7,328,253,436.98 - Step 5: Solve for x
x = 7,328,253,436.98/94,490.94 - Step 6: Final answer
x = 77,555.09
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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.