Finding the Fourth Proportional to 171,737.32, 236,952.64 and 99,122.44
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Solution
The fourth proportional to 171,737.32, 236,952.64 and 99,122.44 is: 136,763.07
Step by Step Solution
- Step 1: Write the proportion equation
171,737.32 : 236,952.64 = 99,122.44 : x - Step 2: Convert to fraction form
171,737.32/236,952.64 = 99,122.44/x - Step 3: Cross multiply
171,737.32x = 236,952.64 × 99,122.44 - Step 4: Simplify right side
171,737.32x = 23,487,323,841.24 - Step 5: Solve for x
x = 23,487,323,841.24/171,737.32 - Step 6: Final answer
x = 136,763.07
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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.