Finding the Fourth Proportional to 238,272.08, 328,817.75 and 130,844.36
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Solution
The fourth proportional to 238,272.08, 328,817.75 and 130,844.36 is: 180,566.46
Step by Step Solution
- Step 1: Write the proportion equation
238,272.08 : 328,817.75 = 130,844.36 : x - Step 2: Convert to fraction form
238,272.08/328,817.75 = 130,844.36/x - Step 3: Cross multiply
238,272.08x = 328,817.75 × 130,844.36 - Step 4: Simplify right side
238,272.08x = 43,023,945,757.08 - Step 5: Solve for x
x = 43,023,945,757.08/238,272.08 - Step 6: Final answer
x = 180,566.46
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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.