Finding the Fourth Proportional to 130,024.40, 194,647.80 and 122,334.80
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Solution
The fourth proportional to 130,024.40, 194,647.80 and 122,334.80 is: 183,136.39
Step by Step Solution
- Step 1: Write the proportion equation
130,024.40 : 194,647.80 = 122,334.80 : x - Step 2: Convert to fraction form
130,024.40/194,647.80 = 122,334.80/x - Step 3: Cross multiply
130,024.40x = 194,647.80 × 122,334.80 - Step 4: Simplify right side
130,024.40x = 23,812,199,683.44 - Step 5: Solve for x
x = 23,812,199,683.44/130,024.40 - Step 6: Final answer
x = 183,136.39
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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.