Finding the Fourth Proportional to 193,843.85, 290,468.99 and 130,429.08
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Solution
The fourth proportional to 193,843.85, 290,468.99 and 130,429.08 is: 195,443.93
Step by Step Solution
- Step 1: Write the proportion equation
193,843.85 : 290,468.99 = 130,429.08 : x - Step 2: Convert to fraction form
193,843.85/290,468.99 = 130,429.08/x - Step 3: Cross multiply
193,843.85x = 290,468.99 × 130,429.08 - Step 4: Simplify right side
193,843.85x = 37,885,602,482.08 - Step 5: Solve for x
x = 37,885,602,482.08/193,843.85 - Step 6: Final answer
x = 195,443.93
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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.