Finding the Fourth Proportional to 253,383.32, 349,645.14 and 171,545.08
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Solution
The fourth proportional to 253,383.32, 349,645.14 and 171,545.08 is: 236,716.07
Step by Step Solution
- Step 1: Write the proportion equation
253,383.32 : 349,645.14 = 171,545.08 : x - Step 2: Convert to fraction form
253,383.32/349,645.14 = 171,545.08/x - Step 3: Cross multiply
253,383.32x = 349,645.14 × 171,545.08 - Step 4: Simplify right side
253,383.32x = 59,979,903,512.91 - Step 5: Solve for x
x = 59,979,903,512.91/253,383.32 - Step 6: Final answer
x = 236,716.07
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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.