Finding the Fourth Proportional to 108,202.14, 149,308.29 and 60,454.44
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Solution
The fourth proportional to 108,202.14, 149,308.29 and 60,454.44 is: 83,421.17
Step by Step Solution
- Step 1: Write the proportion equation
108,202.14 : 149,308.29 = 60,454.44 : x - Step 2: Convert to fraction form
108,202.14/149,308.29 = 60,454.44/x - Step 3: Cross multiply
108,202.14x = 149,308.29 × 60,454.44 - Step 4: Simplify right side
108,202.14x = 9,026,349,059.31 - Step 5: Solve for x
x = 9,026,349,059.31/108,202.14 - Step 6: Final answer
x = 83,421.17
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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.