Finding the Fourth Proportional to 83,247.36, 124,563.84 and 49,987.68
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Solution
The fourth proportional to 83,247.36, 124,563.84 and 49,987.68 is: 74,797.06
Step by Step Solution
- Step 1: Write the proportion equation
83,247.36 : 124,563.84 = 49,987.68 : x - Step 2: Convert to fraction form
83,247.36/124,563.84 = 49,987.68/x - Step 3: Cross multiply
83,247.36x = 124,563.84 × 49,987.68 - Step 4: Simplify right side
83,247.36x = 6,226,657,373.49 - Step 5: Solve for x
x = 6,226,657,373.49/83,247.36 - Step 6: Final answer
x = 74,797.06
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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.