Finding the Fourth Proportional to 272,136.16, 375,555.60 and 164,725.60
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Solution
The fourth proportional to 272,136.16, 375,555.60 and 164,725.60 is: 227,325.99
Step by Step Solution
- Step 1: Write the proportion equation
272,136.16 : 375,555.60 = 164,725.60 : x - Step 2: Convert to fraction form
272,136.16/375,555.60 = 164,725.60/x - Step 3: Cross multiply
272,136.16x = 375,555.60 × 164,725.60 - Step 4: Simplify right side
272,136.16x = 61,863,621,543.36 - Step 5: Solve for x
x = 61,863,621,543.36/272,136.16 - Step 6: Final answer
x = 227,325.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.