Finding the Fourth Proportional to 183,417.93, 253,009.20 and 115,326.99
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Solution
The fourth proportional to 183,417.93, 253,009.20 and 115,326.99 is: 159,083.63
Step by Step Solution
- Step 1: Write the proportion equation
183,417.93 : 253,009.20 = 115,326.99 : x - Step 2: Convert to fraction form
183,417.93/253,009.20 = 115,326.99/x - Step 3: Cross multiply
183,417.93x = 253,009.20 × 115,326.99 - Step 4: Simplify right side
183,417.93x = 29,178,789,478.31 - Step 5: Solve for x
x = 29,178,789,478.31/183,417.93 - Step 6: Final answer
x = 159,083.63
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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.