Finding the Fourth Proportional to 233,772.89, 322,590.40 and 131,801.99
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Solution
The fourth proportional to 233,772.89, 322,590.40 and 131,801.99 is: 181,877.61
Step by Step Solution
- Step 1: Write the proportion equation
233,772.89 : 322,590.40 = 131,801.99 : x - Step 2: Convert to fraction form
233,772.89/322,590.40 = 131,801.99/x - Step 3: Cross multiply
233,772.89x = 322,590.40 × 131,801.99 - Step 4: Simplify right side
233,772.89x = 42,518,054,732.44 - Step 5: Solve for x
x = 42,518,054,732.44/233,772.89 - Step 6: Final answer
x = 181,877.61
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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.