Finding the Fourth Proportional to 248,671.42, 373,117.39 and 130,314.62
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Solution
The fourth proportional to 248,671.42, 373,117.39 and 130,314.62 is: 195,529.72
Step by Step Solution
- Step 1: Write the proportion equation
248,671.42 : 373,117.39 = 130,314.62 : x - Step 2: Convert to fraction form
248,671.42/373,117.39 = 130,314.62/x - Step 3: Cross multiply
248,671.42x = 373,117.39 × 130,314.62 - Step 4: Simplify right side
248,671.42x = 48,622,651,500.25 - Step 5: Solve for x
x = 48,622,651,500.25/248,671.42 - Step 6: Final answer
x = 195,529.72
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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.