Finding the Fourth Proportional to 266,216.16, 367,393.18 and 145,368.66
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Solution
The fourth proportional to 266,216.16, 367,393.18 and 145,368.66 is: 200,616.88
Step by Step Solution
- Step 1: Write the proportion equation
266,216.16 : 367,393.18 = 145,368.66 : x - Step 2: Convert to fraction form
266,216.16/367,393.18 = 145,368.66/x - Step 3: Cross multiply
266,216.16x = 367,393.18 × 145,368.66 - Step 4: Simplify right side
266,216.16x = 53,407,454,269.74 - Step 5: Solve for x
x = 53,407,454,269.74/266,216.16 - Step 6: Final answer
x = 200,616.88
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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.