Finding the Fourth Proportional to 251,175.06, 346,616.01 and 136,450.71
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Solution
The fourth proportional to 251,175.06, 346,616.01 and 136,450.71 is: 188,298.95
Step by Step Solution
- Step 1: Write the proportion equation
251,175.06 : 346,616.01 = 136,450.71 : x - Step 2: Convert to fraction form
251,175.06/346,616.01 = 136,450.71/x - Step 3: Cross multiply
251,175.06x = 346,616.01 × 136,450.71 - Step 4: Simplify right side
251,175.06x = 47,296,000,661.87 - Step 5: Solve for x
x = 47,296,000,661.87/251,175.06 - Step 6: Final answer
x = 188,298.95
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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.