Finding the Fourth Proportional to 155,044.80, 232,567.20 and 92,059.20
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Solution
The fourth proportional to 155,044.80, 232,567.20 and 92,059.20 is: 138,088.80
Step by Step Solution
- Step 1: Write the proportion equation
155,044.80 : 232,567.20 = 92,059.20 : x - Step 2: Convert to fraction form
155,044.80/232,567.20 = 92,059.20/x - Step 3: Cross multiply
155,044.80x = 232,567.20 × 92,059.20 - Step 4: Simplify right side
155,044.80x = 21,409,950,378.24 - Step 5: Solve for x
x = 21,409,950,378.24/155,044.80 - Step 6: Final answer
x = 138,088.80
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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.