Finding the Fourth Proportional to 220,925.07, 304,878.62 and 125,433.80
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Solution
The fourth proportional to 220,925.07, 304,878.62 and 125,433.80 is: 173,099.79
Step by Step Solution
- Step 1: Write the proportion equation
220,925.07 : 304,878.62 = 125,433.80 : x - Step 2: Convert to fraction form
220,925.07/304,878.62 = 125,433.80/x - Step 3: Cross multiply
220,925.07x = 304,878.62 × 125,433.80 - Step 4: Simplify right side
220,925.07x = 38,242,081,693.79 - Step 5: Solve for x
x = 38,242,081,693.79/220,925.07 - Step 6: Final answer
x = 173,099.79
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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.