Finding the Fourth Proportional to 160,344.24, 221,271.93 and 88,724.31
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Solution
The fourth proportional to 160,344.24, 221,271.93 and 88,724.31 is: 122,437.82
Step by Step Solution
- Step 1: Write the proportion equation
160,344.24 : 221,271.93 = 88,724.31 : x - Step 2: Convert to fraction form
160,344.24/221,271.93 = 88,724.31/x - Step 3: Cross multiply
160,344.24x = 221,271.93 × 88,724.31 - Step 4: Simplify right side
160,344.24x = 19,632,199,311.62 - Step 5: Solve for x
x = 19,632,199,311.62/160,344.24 - Step 6: Final answer
x = 122,437.82
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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.