Finding the Fourth Proportional to 170,267.14, 234,968.65 and 98,688.68
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Solution
The fourth proportional to 170,267.14, 234,968.65 and 98,688.68 is: 136,190.38
Step by Step Solution
- Step 1: Write the proportion equation
170,267.14 : 234,968.65 = 98,688.68 : x - Step 2: Convert to fraction form
170,267.14/234,968.65 = 98,688.68/x - Step 3: Cross multiply
170,267.14x = 234,968.65 × 98,688.68 - Step 4: Simplify right side
170,267.14x = 23,188,745,909.88 - Step 5: Solve for x
x = 23,188,745,909.88/170,267.14 - Step 6: Final answer
x = 136,190.38
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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.