Finding the Fourth Proportional to 75,474.51, 104,154.91 and 41,482.99
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Solution
The fourth proportional to 75,474.51, 104,154.91 and 41,482.99 is: 57,246.57
Step by Step Solution
- Step 1: Write the proportion equation
75,474.51 : 104,154.91 = 41,482.99 : x - Step 2: Convert to fraction form
75,474.51/104,154.91 = 41,482.99/x - Step 3: Cross multiply
75,474.51x = 104,154.91 × 41,482.99 - Step 4: Simplify right side
75,474.51x = 4,320,657,089.98 - Step 5: Solve for x
x = 4,320,657,089.98/75,474.51 - Step 6: Final answer
x = 57,246.57
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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.