Finding the Fourth Proportional to 259,167.93, 357,680.87 and 144,457.05
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Solution
The fourth proportional to 259,167.93, 357,680.87 and 144,457.05 is: 199,366.96
Step by Step Solution
- Step 1: Write the proportion equation
259,167.93 : 357,680.87 = 144,457.05 : x - Step 2: Convert to fraction form
259,167.93/357,680.87 = 144,457.05/x - Step 3: Cross multiply
259,167.93x = 357,680.87 × 144,457.05 - Step 4: Simplify right side
259,167.93x = 51,669,522,599.35 - Step 5: Solve for x
x = 51,669,522,599.35/259,167.93 - Step 6: Final answer
x = 199,366.96
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1.5x scale
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.