Finding the Fourth Proportional to 214,113.30, 295,478.73 and 118,621.50
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Solution
The fourth proportional to 214,113.30, 295,478.73 and 118,621.50 is: 163,698.99
Step by Step Solution
- Step 1: Write the proportion equation
214,113.30 : 295,478.73 = 118,621.50 : x - Step 2: Convert to fraction form
214,113.30/295,478.73 = 118,621.50/x - Step 3: Cross multiply
214,113.30x = 295,478.73 × 118,621.50 - Step 4: Simplify right side
214,113.30x = 35,050,130,170.70 - Step 5: Solve for x
x = 35,050,130,170.70/214,113.30 - Step 6: Final answer
x = 163,698.99
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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.