Finding the Fourth Proportional to 184,416.87, 254,519.53 and 103,860.14
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Solution
The fourth proportional to 184,416.87, 254,519.53 and 103,860.14 is: 143,340.65
Step by Step Solution
- Step 1: Write the proportion equation
184,416.87 : 254,519.53 = 103,860.14 : x - Step 2: Convert to fraction form
184,416.87/254,519.53 = 103,860.14/x - Step 3: Cross multiply
184,416.87x = 254,519.53 × 103,860.14 - Step 4: Simplify right side
184,416.87x = 26,434,434,395.18 - Step 5: Solve for x
x = 26,434,434,395.18/184,416.87 - Step 6: Final answer
x = 143,340.65
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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.