Finding the Fourth Proportional to 260,689.44, 359,750.16 and 141,457.44
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Solution
The fourth proportional to 260,689.44, 359,750.16 and 141,457.44 is: 195,210.58
Step by Step Solution
- Step 1: Write the proportion equation
260,689.44 : 359,750.16 = 141,457.44 : x - Step 2: Convert to fraction form
260,689.44/359,750.16 = 141,457.44/x - Step 3: Cross multiply
260,689.44x = 359,750.16 × 141,457.44 - Step 4: Simplify right side
260,689.44x = 50,889,336,673.19 - Step 5: Solve for x
x = 50,889,336,673.19/260,689.44 - Step 6: Final answer
x = 195,210.58
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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.