Finding the Fourth Proportional to 124,345.14, 186,361.65 and 97,945.62
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Solution
The fourth proportional to 124,345.14, 186,361.65 and 97,945.62 is: 146,795.50
Step by Step Solution
- Step 1: Write the proportion equation
124,345.14 : 186,361.65 = 97,945.62 : x - Step 2: Convert to fraction form
124,345.14/186,361.65 = 97,945.62/x - Step 3: Cross multiply
124,345.14x = 186,361.65 × 97,945.62 - Step 4: Simplify right side
124,345.14x = 18,253,307,353.47 - Step 5: Solve for x
x = 18,253,307,353.47/124,345.14 - Step 6: Final answer
x = 146,795.50
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1.5x scale
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.