Finding the Fourth Proportional to 88,818.99, 122,566.34 and 48,530.85
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Solution
The fourth proportional to 88,818.99, 122,566.34 and 48,530.85 is: 66,970.46
Step by Step Solution
- Step 1: Write the proportion equation
88,818.99 : 122,566.34 = 48,530.85 : x - Step 2: Convert to fraction form
88,818.99/122,566.34 = 48,530.85/x - Step 3: Cross multiply
88,818.99x = 122,566.34 × 48,530.85 - Step 4: Simplify right side
88,818.99x = 5,948,248,418.93 - Step 5: Solve for x
x = 5,948,248,418.93/88,818.99 - Step 6: Final answer
x = 66,970.46
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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.