Finding the Fourth Proportional to 232,307.28, 348,154.74 and 91,989.36
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Solution
The fourth proportional to 232,307.28, 348,154.74 and 91,989.36 is: 137,862.80
Step by Step Solution
- Step 1: Write the proportion equation
232,307.28 : 348,154.74 = 91,989.36 : x - Step 2: Convert to fraction form
232,307.28/348,154.74 = 91,989.36/x - Step 3: Cross multiply
232,307.28x = 348,154.74 × 91,989.36 - Step 4: Simplify right side
232,307.28x = 32,026,531,713.57 - Step 5: Solve for x
x = 32,026,531,713.57/232,307.28 - Step 6: Final answer
x = 137,862.80
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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.