Finding the Fourth Proportional to 234,038.92, 322,972.74 and 126,608.70
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Solution
The fourth proportional to 234,038.92, 322,972.74 and 126,608.70 is: 174,719.48
Step by Step Solution
- Step 1: Write the proportion equation
234,038.92 : 322,972.74 = 126,608.70 : x - Step 2: Convert to fraction form
234,038.92/322,972.74 = 126,608.70/x - Step 3: Cross multiply
234,038.92x = 322,972.74 × 126,608.70 - Step 4: Simplify right side
234,038.92x = 40,891,158,746.84 - Step 5: Solve for x
x = 40,891,158,746.84/234,038.92 - Step 6: Final answer
x = 174,719.48
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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.