Finding the Fourth Proportional to 251,511.58, 377,368.18 and 91,598.65
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Solution
The fourth proportional to 251,511.58, 377,368.18 and 91,598.65 is: 137,434.69
Step by Step Solution
- Step 1: Write the proportion equation
251,511.58 : 377,368.18 = 91,598.65 : x - Step 2: Convert to fraction form
251,511.58/377,368.18 = 91,598.65/x - Step 3: Cross multiply
251,511.58x = 377,368.18 × 91,598.65 - Step 4: Simplify right side
251,511.58x = 34,566,415,840.96 - Step 5: Solve for x
x = 34,566,415,840.96/251,511.58 - Step 6: Final answer
x = 137,434.69
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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.