Finding the Fourth Proportional to 122,051.04, 183,047.86 and 68,766.13
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Solution
The fourth proportional to 122,051.04, 183,047.86 and 68,766.13 is: 103,133.02
Step by Step Solution
- Step 1: Write the proportion equation
122,051.04 : 183,047.86 = 68,766.13 : x - Step 2: Convert to fraction form
122,051.04/183,047.86 = 68,766.13/x - Step 3: Cross multiply
122,051.04x = 183,047.86 × 68,766.13 - Step 4: Simplify right side
122,051.04x = 12,587,492,936.98 - Step 5: Solve for x
x = 12,587,492,936.98/122,051.04 - Step 6: Final answer
x = 103,133.02
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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.