Finding the Fourth Proportional to 208,335.48, 312,521.69 and 58,577.08
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Solution
The fourth proportional to 208,335.48, 312,521.69 and 58,577.08 is: 87,870.81
Step by Step Solution
- Step 1: Write the proportion equation
208,335.48 : 312,521.69 = 58,577.08 : x - Step 2: Convert to fraction form
208,335.48/312,521.69 = 58,577.08/x - Step 3: Cross multiply
208,335.48x = 312,521.69 × 58,577.08 - Step 4: Simplify right side
208,335.48x = 18,306,608,036.87 - Step 5: Solve for x
x = 18,306,608,036.87/208,335.48 - Step 6: Final answer
x = 87,870.81
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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.