Finding the Fourth Proportional to 161,603.74, 242,422.16 and 61,847.84
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Solution
The fourth proportional to 161,603.74, 242,422.16 and 61,847.84 is: 92,778.09
Step by Step Solution
- Step 1: Write the proportion equation
161,603.74 : 242,422.16 = 61,847.84 : x - Step 2: Convert to fraction form
161,603.74/242,422.16 = 61,847.84/x - Step 3: Cross multiply
161,603.74x = 242,422.16 × 61,847.84 - Step 4: Simplify right side
161,603.74x = 14,993,286,964.13 - Step 5: Solve for x
x = 14,993,286,964.13/161,603.74 - Step 6: Final answer
x = 92,778.09
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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.