Finding the Fourth Proportional to 217,146.08, 299,637.39 and 126,483.08
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Solution
The fourth proportional to 217,146.08, 299,637.39 and 126,483.08 is: 174,532.55
Step by Step Solution
- Step 1: Write the proportion equation
217,146.08 : 299,637.39 = 126,483.08 : x - Step 2: Convert to fraction form
217,146.08/299,637.39 = 126,483.08/x - Step 3: Cross multiply
217,146.08x = 299,637.39 × 126,483.08 - Step 4: Simplify right side
217,146.08x = 37,899,058,472.17 - Step 5: Solve for x
x = 37,899,058,472.17/217,146.08 - Step 6: Final answer
x = 174,532.55
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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.