Finding the Fourth Proportional to 205,426.08, 283,482.68 and 114,782.80
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Solution
The fourth proportional to 205,426.08, 283,482.68 and 114,782.80 is: 158,397.30
Step by Step Solution
- Step 1: Write the proportion equation
205,426.08 : 283,482.68 = 114,782.80 : x - Step 2: Convert to fraction form
205,426.08/283,482.68 = 114,782.80/x - Step 3: Cross multiply
205,426.08x = 283,482.68 × 114,782.80 - Step 4: Simplify right side
205,426.08x = 32,538,935,761.90 - Step 5: Solve for x
x = 32,538,935,761.90/205,426.08 - Step 6: Final answer
x = 158,397.30
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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.