Finding the Fourth Proportional to 75,502.79, 113,254.87 and 22,912.28
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Solution
The fourth proportional to 75,502.79, 113,254.87 and 22,912.28 is: 34,368.62
Step by Step Solution
- Step 1: Write the proportion equation
75,502.79 : 113,254.87 = 22,912.28 : x - Step 2: Convert to fraction form
75,502.79/113,254.87 = 22,912.28/x - Step 3: Cross multiply
75,502.79x = 113,254.87 × 22,912.28 - Step 4: Simplify right side
75,502.79x = 2,594,926,669.25 - Step 5: Solve for x
x = 2,594,926,669.25/75,502.79 - Step 6: Final answer
x = 34,368.62
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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.