Finding the Fourth Proportional to 251,114.08, 346,539.95 and 136,394.96
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Solution
The fourth proportional to 251,114.08, 346,539.95 and 136,394.96 is: 188,226.41
Step by Step Solution
- Step 1: Write the proportion equation
251,114.08 : 346,539.95 = 136,394.96 : x - Step 2: Convert to fraction form
251,114.08/346,539.95 = 136,394.96/x - Step 3: Cross multiply
251,114.08x = 346,539.95 × 136,394.96 - Step 4: Simplify right side
251,114.08x = 47,266,302,014.98 - Step 5: Solve for x
x = 47,266,302,014.98/251,114.08 - Step 6: Final answer
x = 188,226.41
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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.