Finding the Fourth Proportional to 121,244.37, 167,259.27 and 94,201.80
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Solution
The fourth proportional to 121,244.37, 167,259.27 and 94,201.80 is: 129,953.45
Step by Step Solution
- Step 1: Write the proportion equation
121,244.37 : 167,259.27 = 94,201.80 : x - Step 2: Convert to fraction form
121,244.37/167,259.27 = 94,201.80/x - Step 3: Cross multiply
121,244.37x = 167,259.27 × 94,201.80 - Step 4: Simplify right side
121,244.37x = 15,756,124,300.69 - Step 5: Solve for x
x = 15,756,124,300.69/121,244.37 - Step 6: Final answer
x = 129,953.45
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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.