Finding the Fourth Proportional to 184,036.74, 253,969.17 and 103,464.62
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Solution
The fourth proportional to 184,036.74, 253,969.17 and 103,464.62 is: 142,780.31
Step by Step Solution
- Step 1: Write the proportion equation
184,036.74 : 253,969.17 = 103,464.62 : x - Step 2: Convert to fraction form
184,036.74/253,969.17 = 103,464.62/x - Step 3: Cross multiply
184,036.74x = 253,969.17 × 103,464.62 - Step 4: Simplify right side
184,036.74x = 26,276,823,665.77 - Step 5: Solve for x
x = 26,276,823,665.77/184,036.74 - Step 6: Final answer
x = 142,780.31
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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.