Finding the Fourth Proportional to 155,467.09, 214,573.96 and 97,350.81
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Solution
The fourth proportional to 155,467.09, 214,573.96 and 97,350.81 is: 134,362.51
Step by Step Solution
- Step 1: Write the proportion equation
155,467.09 : 214,573.96 = 97,350.81 : x - Step 2: Convert to fraction form
155,467.09/214,573.96 = 97,350.81/x - Step 3: Cross multiply
155,467.09x = 214,573.96 × 97,350.81 - Step 4: Simplify right side
155,467.09x = 20,888,948,810.91 - Step 5: Solve for x
x = 20,888,948,810.91/155,467.09 - Step 6: Final answer
x = 134,362.51
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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.