Finding the Fourth Proportional to 124,266.56, 186,314.78 and 86,846.99
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Solution
The fourth proportional to 124,266.56, 186,314.78 and 86,846.99 is: 130,211.04
Step by Step Solution
- Step 1: Write the proportion equation
124,266.56 : 186,314.78 = 86,846.99 : x - Step 2: Convert to fraction form
124,266.56/186,314.78 = 86,846.99/x - Step 3: Cross multiply
124,266.56x = 186,314.78 × 86,846.99 - Step 4: Simplify right side
124,266.56x = 16,180,877,121.06 - Step 5: Solve for x
x = 16,180,877,121.06/124,266.56 - Step 6: Final answer
x = 130,211.04
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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.