Finding the Fourth Proportional to 88,256.79, 132,460.11 and 38,376.99
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Solution
The fourth proportional to 88,256.79, 132,460.11 and 38,376.99 is: 57,598.06
Step by Step Solution
- Step 1: Write the proportion equation
88,256.79 : 132,460.11 = 38,376.99 : x - Step 2: Convert to fraction form
88,256.79/132,460.11 = 38,376.99/x - Step 3: Cross multiply
88,256.79x = 132,460.11 × 38,376.99 - Step 4: Simplify right side
88,256.79x = 5,083,420,316.87 - Step 5: Solve for x
x = 5,083,420,316.87/88,256.79 - Step 6: Final answer
x = 57,598.06
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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.