Finding the Fourth Proportional to 259,108.05, 357,560.68 and 158,506.05
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Solution
The fourth proportional to 259,108.05, 357,560.68 and 158,506.05 is: 218,733.19
Step by Step Solution
- Step 1: Write the proportion equation
259,108.05 : 357,560.68 = 158,506.05 : x - Step 2: Convert to fraction form
259,108.05/357,560.68 = 158,506.05/x - Step 3: Cross multiply
259,108.05x = 357,560.68 × 158,506.05 - Step 4: Simplify right side
259,108.05x = 56,675,531,022.11 - Step 5: Solve for x
x = 56,675,531,022.11/259,108.05 - Step 6: Final answer
x = 218,733.19
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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.