Finding the Fourth Proportional to 75,426.24, 104,076.65 and 43,588.99
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Solution
The fourth proportional to 75,426.24, 104,076.65 and 43,588.99 is: 60,146.13
Step by Step Solution
- Step 1: Write the proportion equation
75,426.24 : 104,076.65 = 43,588.99 : x - Step 2: Convert to fraction form
75,426.24/104,076.65 = 43,588.99/x - Step 3: Cross multiply
75,426.24x = 104,076.65 × 43,588.99 - Step 4: Simplify right side
75,426.24x = 4,536,595,838.14 - Step 5: Solve for x
x = 4,536,595,838.14/75,426.24 - Step 6: Final answer
x = 60,146.13
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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.