Finding the Fourth Proportional to 171,137.45, 236,177.99 and 94,656.23
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Solution
The fourth proportional to 171,137.45, 236,177.99 and 94,656.23 is: 130,630.19
Step by Step Solution
- Step 1: Write the proportion equation
171,137.45 : 236,177.99 = 94,656.23 : x - Step 2: Convert to fraction form
171,137.45/236,177.99 = 94,656.23/x - Step 3: Cross multiply
171,137.45x = 236,177.99 × 94,656.23 - Step 4: Simplify right side
171,137.45x = 22,355,717,669.10 - Step 5: Solve for x
x = 22,355,717,669.10/171,137.45 - Step 6: Final answer
x = 130,630.19
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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.