Finding the Fourth Proportional to 240,580.10, 332,015.94 and 138,603.71
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Solution
The fourth proportional to 240,580.10, 332,015.94 and 138,603.71 is: 191,281.99
Step by Step Solution
- Step 1: Write the proportion equation
240,580.10 : 332,015.94 = 138,603.71 : x - Step 2: Convert to fraction form
240,580.10/332,015.94 = 138,603.71/x - Step 3: Cross multiply
240,580.10x = 332,015.94 × 138,603.71 - Step 4: Simplify right side
240,580.10x = 46,018,641,063.14 - Step 5: Solve for x
x = 46,018,641,063.14/240,580.10 - Step 6: Final answer
x = 191,281.99
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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.