Finding the Fourth Proportional to 121,818.60, 182,582.10 and 62,623.80
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Solution
The fourth proportional to 121,818.60, 182,582.10 and 62,623.80 is: 93,860.75
Step by Step Solution
- Step 1: Write the proportion equation
121,818.60 : 182,582.10 = 62,623.80 : x - Step 2: Convert to fraction form
121,818.60/182,582.10 = 62,623.80/x - Step 3: Cross multiply
121,818.60x = 182,582.10 × 62,623.80 - Step 4: Simplify right side
121,818.60x = 11,433,984,913.98 - Step 5: Solve for x
x = 11,433,984,913.98/121,818.60 - Step 6: Final answer
x = 93,860.75
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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.