Finding the Fourth Proportional to 94,290.74, 141,529.06 and 69,260.53
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Solution
The fourth proportional to 94,290.74, 141,529.06 and 69,260.53 is: 103,959.07
Step by Step Solution
- Step 1: Write the proportion equation
94,290.74 : 141,529.06 = 69,260.53 : x - Step 2: Convert to fraction form
94,290.74/141,529.06 = 69,260.53/x - Step 3: Cross multiply
94,290.74x = 141,529.06 × 69,260.53 - Step 4: Simplify right side
94,290.74x = 9,802,377,500.87 - Step 5: Solve for x
x = 9,802,377,500.87/94,290.74 - Step 6: Final answer
x = 103,959.07
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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.