Finding the Fourth Proportional to 170,206.94, 234,881.34 and 93,725.44
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Solution
The fourth proportional to 170,206.94, 234,881.34 and 93,725.44 is: 129,338.77
Step by Step Solution
- Step 1: Write the proportion equation
170,206.94 : 234,881.34 = 93,725.44 : x - Step 2: Convert to fraction form
170,206.94/234,881.34 = 93,725.44/x - Step 3: Cross multiply
170,206.94x = 234,881.34 × 93,725.44 - Step 4: Simplify right side
170,206.94x = 22,014,356,939.29 - Step 5: Solve for x
x = 22,014,356,939.29/170,206.94 - Step 6: Final answer
x = 129,338.77
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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.