Finding the Fourth Proportional to 183,349.12, 253,033.48 and 102,776.68
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Solution
The fourth proportional to 183,349.12, 253,033.48 and 102,776.68 is: 141,838.37
Step by Step Solution
- Step 1: Write the proportion equation
183,349.12 : 253,033.48 = 102,776.68 : x - Step 2: Convert to fraction form
183,349.12/253,033.48 = 102,776.68/x - Step 3: Cross multiply
183,349.12x = 253,033.48 × 102,776.68 - Step 4: Simplify right side
183,349.12x = 26,005,941,003.25 - Step 5: Solve for x
x = 26,005,941,003.25/183,349.12 - Step 6: Final answer
x = 141,838.37
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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.