Finding the Fourth Proportional to 155,671.67, 214,832.18 and 92,063.99
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Solution
The fourth proportional to 155,671.67, 214,832.18 and 92,063.99 is: 127,051.42
Step by Step Solution
- Step 1: Write the proportion equation
155,671.67 : 214,832.18 = 92,063.99 : x - Step 2: Convert to fraction form
155,671.67/214,832.18 = 92,063.99/x - Step 3: Cross multiply
155,671.67x = 214,832.18 × 92,063.99 - Step 4: Simplify right side
155,671.67x = 19,778,307,210.88 - Step 5: Solve for x
x = 19,778,307,210.88/155,671.67 - Step 6: Final answer
x = 127,051.42
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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.