Finding the Fourth Proportional to 186,214.99, 279,461.06 and 91,496.02
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Solution
The fourth proportional to 186,214.99, 279,461.06 and 91,496.02 is: 137,312.12
Step by Step Solution
- Step 1: Write the proportion equation
186,214.99 : 279,461.06 = 91,496.02 : x - Step 2: Convert to fraction form
186,214.99/279,461.06 = 91,496.02/x - Step 3: Cross multiply
186,214.99x = 279,461.06 × 91,496.02 - Step 4: Simplify right side
186,214.99x = 25,569,574,734.98 - Step 5: Solve for x
x = 25,569,574,734.98/186,214.99 - Step 6: Final answer
x = 137,312.12
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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.