Finding the Fourth Proportional to 211,688.67, 292,133.67 and 116,204.07
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Solution
The fourth proportional to 211,688.67, 292,133.67 and 116,204.07 is: 160,363.43
Step by Step Solution
- Step 1: Write the proportion equation
211,688.67 : 292,133.67 = 116,204.07 : x - Step 2: Convert to fraction form
211,688.67/292,133.67 = 116,204.07/x - Step 3: Cross multiply
211,688.67x = 292,133.67 × 116,204.07 - Step 4: Simplify right side
211,688.67x = 33,947,121,438.04 - Step 5: Solve for x
x = 33,947,121,438.04/211,688.67 - Step 6: Final answer
x = 160,363.43
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1.5x scale
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.