Finding the Fourth Proportional to 155,044.80, 232,564.48 and 88,342.68
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Solution
The fourth proportional to 155,044.80, 232,564.48 and 88,342.68 is: 132,512.47
Step by Step Solution
- Step 1: Write the proportion equation
155,044.80 : 232,564.48 = 88,342.68 : x - Step 2: Convert to fraction form
155,044.80/232,564.48 = 88,342.68/x - Step 3: Cross multiply
155,044.80x = 232,564.48 × 88,342.68 - Step 4: Simplify right side
155,044.80x = 20,545,369,436.01 - Step 5: Solve for x
x = 20,545,369,436.01/155,044.80 - Step 6: Final answer
x = 132,512.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.