Finding the Fourth Proportional to 234,359.97, 323,415.76 and 130,994.02
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Solution
The fourth proportional to 234,359.97, 323,415.76 and 130,994.02 is: 180,771.19
Step by Step Solution
- Step 1: Write the proportion equation
234,359.97 : 323,415.76 = 130,994.02 : x - Step 2: Convert to fraction form
234,359.97/323,415.76 = 130,994.02/x - Step 3: Cross multiply
234,359.97x = 323,415.76 × 130,994.02 - Step 4: Simplify right side
234,359.97x = 42,365,530,533.76 - Step 5: Solve for x
x = 42,365,530,533.76/234,359.97 - Step 6: Final answer
x = 180,771.19
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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.