Finding the Fourth Proportional to 119,487.63, 164,873.63 and 68,490.98
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Solution
The fourth proportional to 119,487.63, 164,873.63 and 68,490.98 is: 94,506.48
Step by Step Solution
- Step 1: Write the proportion equation
119,487.63 : 164,873.63 = 68,490.98 : x - Step 2: Convert to fraction form
119,487.63/164,873.63 = 68,490.98/x - Step 3: Cross multiply
119,487.63x = 164,873.63 × 68,490.98 - Step 4: Simplify right side
119,487.63x = 11,292,355,328.03 - Step 5: Solve for x
x = 11,292,355,328.03/119,487.63 - Step 6: Final answer
x = 94,506.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.