Finding the Fourth Proportional to 210,350.68, 290,281.74 and 114,857.08
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Solution
The fourth proportional to 210,350.68, 290,281.74 and 114,857.08 is: 158,501.57
Step by Step Solution
- Step 1: Write the proportion equation
210,350.68 : 290,281.74 = 114,857.08 : x - Step 2: Convert to fraction form
210,350.68/290,281.74 = 114,857.08/x - Step 3: Cross multiply
210,350.68x = 290,281.74 × 114,857.08 - Step 4: Simplify right side
210,350.68x = 33,340,913,033.72 - Step 5: Solve for x
x = 33,340,913,033.72/210,350.68 - Step 6: Final answer
x = 158,501.57
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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.