Finding the Fourth Proportional to 160,590.48, 221,616.44 and 88,971.48
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Solution
The fourth proportional to 160,590.48, 221,616.44 and 88,971.48 is: 122,781.52
Step by Step Solution
- Step 1: Write the proportion equation
160,590.48 : 221,616.44 = 88,971.48 : x - Step 2: Convert to fraction form
160,590.48/221,616.44 = 88,971.48/x - Step 3: Cross multiply
160,590.48x = 221,616.44 × 88,971.48 - Step 4: Simplify right side
160,590.48x = 19,717,542,659.13 - Step 5: Solve for x
x = 19,717,542,659.13/160,590.48 - Step 6: Final answer
x = 122,781.52
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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.