Finding the Fourth Proportional to 248,742.74, 373,077.66 and 122,349.06
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Solution
The fourth proportional to 248,742.74, 373,077.66 and 122,349.06 is: 183,505.66
Step by Step Solution
- Step 1: Write the proportion equation
248,742.74 : 373,077.66 = 122,349.06 : x - Step 2: Convert to fraction form
248,742.74/373,077.66 = 122,349.06/x - Step 3: Cross multiply
248,742.74x = 373,077.66 × 122,349.06 - Step 4: Simplify right side
248,742.74x = 45,645,700,702.13 - Step 5: Solve for x
x = 45,645,700,702.13/248,742.74 - Step 6: Final answer
x = 183,505.66
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.