Finding the Fourth Proportional to 122,054.04, 183,052.36 and 68,769.14
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Solution
The fourth proportional to 122,054.04, 183,052.36 and 68,769.14 is: 103,137.54
Step by Step Solution
- Step 1: Write the proportion equation
122,054.04 : 183,052.36 = 68,769.14 : x - Step 2: Convert to fraction form
122,054.04/183,052.36 = 68,769.14/x - Step 3: Cross multiply
122,054.04x = 183,052.36 × 68,769.14 - Step 4: Simplify right side
122,054.04x = 12,588,353,372.17 - Step 5: Solve for x
x = 12,588,353,372.17/122,054.04 - Step 6: Final answer
x = 103,137.54
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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.