Finding the Fourth Proportional to 104,808.20, 157,212.30 and 62,817.80
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Solution
The fourth proportional to 104,808.20, 157,212.30 and 62,817.80 is: 94,226.70
Step by Step Solution
- Step 1: Write the proportion equation
104,808.20 : 157,212.30 = 62,817.80 : x - Step 2: Convert to fraction form
104,808.20/157,212.30 = 62,817.80/x - Step 3: Cross multiply
104,808.20x = 157,212.30 × 62,817.80 - Step 4: Simplify right side
104,808.20x = 9,875,730,818.94 - Step 5: Solve for x
x = 9,875,730,818.94/104,808.20 - Step 6: Final answer
x = 94,226.70
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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.