Finding the Fourth Proportional to 75,002.63, 103,454.58 and 48,102.53
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Solution
The fourth proportional to 75,002.63, 103,454.58 and 48,102.53 is: 66,350.03
Step by Step Solution
- Step 1: Write the proportion equation
75,002.63 : 103,454.58 = 48,102.53 : x - Step 2: Convert to fraction form
75,002.63/103,454.58 = 48,102.53/x - Step 3: Cross multiply
75,002.63x = 103,454.58 × 48,102.53 - Step 4: Simplify right side
75,002.63x = 4,976,427,038.09 - Step 5: Solve for x
x = 4,976,427,038.09/75,002.63 - Step 6: Final answer
x = 66,350.03
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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.