Finding the Fourth Proportional to 255,904.68, 383,692.74 and 106,248.26
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Solution
The fourth proportional to 255,904.68, 383,692.74 and 106,248.26 is: 159,304.18
Step by Step Solution
- Step 1: Write the proportion equation
255,904.68 : 383,692.74 = 106,248.26 : x - Step 2: Convert to fraction form
255,904.68/383,692.74 = 106,248.26/x - Step 3: Cross multiply
255,904.68x = 383,692.74 × 106,248.26 - Step 4: Simplify right side
255,904.68x = 40,766,685,999.63 - Step 5: Solve for x
x = 40,766,685,999.63/255,904.68 - Step 6: Final answer
x = 159,304.18
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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.