Finding the Fourth Proportional to 191,437.84, 264,184.23 and 106,553.08
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Solution
The fourth proportional to 191,437.84, 264,184.23 and 106,553.08 is: 147,043.26
Step by Step Solution
- Step 1: Write the proportion equation
191,437.84 : 264,184.23 = 106,553.08 : x - Step 2: Convert to fraction form
191,437.84/264,184.23 = 106,553.08/x - Step 3: Cross multiply
191,437.84x = 264,184.23 × 106,553.08 - Step 4: Simplify right side
191,437.84x = 28,149,643,393.93 - Step 5: Solve for x
x = 28,149,643,393.93/191,437.84 - Step 6: Final answer
x = 147,043.26
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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.