Finding the Fourth Proportional to 75,588.04, 104,276.60 and 48,739.17
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Solution
The fourth proportional to 75,588.04, 104,276.60 and 48,739.17 is: 67,237.56
Step by Step Solution
- Step 1: Write the proportion equation
75,588.04 : 104,276.60 = 48,739.17 : x - Step 2: Convert to fraction form
75,588.04/104,276.60 = 48,739.17/x - Step 3: Cross multiply
75,588.04x = 104,276.60 × 48,739.17 - Step 4: Simplify right side
75,588.04x = 5,082,355,264.54 - Step 5: Solve for x
x = 5,082,355,264.54/75,588.04 - Step 6: Final answer
x = 67,237.56
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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.