Finding the Fourth Proportional to 168,371.21, 232,345.00 and 91,888.37
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Solution
The fourth proportional to 168,371.21, 232,345.00 and 91,888.37 is: 126,801.99
Step by Step Solution
- Step 1: Write the proportion equation
168,371.21 : 232,345.00 = 91,888.37 : x - Step 2: Convert to fraction form
168,371.21/232,345.00 = 91,888.37/x - Step 3: Cross multiply
168,371.21x = 232,345.00 × 91,888.37 - Step 4: Simplify right side
168,371.21x = 21,349,803,678.79 - Step 5: Solve for x
x = 21,349,803,678.79/168,371.21 - Step 6: Final answer
x = 126,801.99
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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.