Finding the Fourth Proportional to 50,386.99, 75,497.44 and 29,267.75
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Solution
The fourth proportional to 50,386.99, 75,497.44 and 29,267.75 is: 43,853.39
Step by Step Solution
- Step 1: Write the proportion equation
50,386.99 : 75,497.44 = 29,267.75 : x - Step 2: Convert to fraction form
50,386.99/75,497.44 = 29,267.75/x - Step 3: Cross multiply
50,386.99x = 75,497.44 × 29,267.75 - Step 4: Simplify right side
50,386.99x = 2,209,640,199.56 - Step 5: Solve for x
x = 2,209,640,199.56/50,386.99 - Step 6: Final answer
x = 43,853.39
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.