Finding the Fourth Proportional to 173,605.86, 239,582.91 and 101,985.26
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Solution
The fourth proportional to 173,605.86, 239,582.91 and 101,985.26 is: 140,743.66
Step by Step Solution
- Step 1: Write the proportion equation
173,605.86 : 239,582.91 = 101,985.26 : x - Step 2: Convert to fraction form
173,605.86/239,582.91 = 101,985.26/x - Step 3: Cross multiply
173,605.86x = 239,582.91 × 101,985.26 - Step 4: Simplify right side
173,605.86x = 24,433,924,169.99 - Step 5: Solve for x
x = 24,433,924,169.99/173,605.86 - Step 6: Final answer
x = 140,743.66
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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.