Finding the Fourth Proportional to 104,944.70, 144,844.35 and 73,095.14
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Solution
The fourth proportional to 104,944.70, 144,844.35 and 73,095.14 is: 100,885.68
Step by Step Solution
- Step 1: Write the proportion equation
104,944.70 : 144,844.35 = 73,095.14 : x - Step 2: Convert to fraction form
104,944.70/144,844.35 = 73,095.14/x - Step 3: Cross multiply
104,944.70x = 144,844.35 × 73,095.14 - Step 4: Simplify right side
104,944.70x = 10,587,417,317.24 - Step 5: Solve for x
x = 10,587,417,317.24/104,944.70 - Step 6: Final answer
x = 100,885.68
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1.5x scale
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.