Finding the Fourth Proportional to 194,312.93, 291,554.03 and 68,043.87
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Solution
The fourth proportional to 194,312.93, 291,554.03 and 68,043.87 is: 102,095.45
Step by Step Solution
- Step 1: Write the proportion equation
194,312.93 : 291,554.03 = 68,043.87 : x - Step 2: Convert to fraction form
194,312.93/291,554.03 = 68,043.87/x - Step 3: Cross multiply
194,312.93x = 291,554.03 × 68,043.87 - Step 4: Simplify right side
194,312.93x = 19,838,464,685.41 - Step 5: Solve for x
x = 19,838,464,685.41/194,312.93 - Step 6: Final answer
x = 102,095.45
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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.