Finding the Fourth Proportional to 112,095.76, 168,193.16 and 58,774.99
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Solution
The fourth proportional to 112,095.76, 168,193.16 and 58,774.99 is: 88,188.44
Step by Step Solution
- Step 1: Write the proportion equation
112,095.76 : 168,193.16 = 58,774.99 : x - Step 2: Convert to fraction form
112,095.76/168,193.16 = 58,774.99/x - Step 3: Cross multiply
112,095.76x = 168,193.16 × 58,774.99 - Step 4: Simplify right side
112,095.76x = 9,885,550,162.23 - Step 5: Solve for x
x = 9,885,550,162.23/112,095.76 - Step 6: Final answer
x = 88,188.44
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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.