Finding the Fourth Proportional to 292,136.01, 438,252.44 and 102,547.20
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Solution
The fourth proportional to 292,136.01, 438,252.44 and 102,547.20 is: 153,837.80
Step by Step Solution
- Step 1: Write the proportion equation
292,136.01 : 438,252.44 = 102,547.20 : x - Step 2: Convert to fraction form
292,136.01/438,252.44 = 102,547.20/x - Step 3: Cross multiply
292,136.01x = 438,252.44 × 102,547.20 - Step 4: Simplify right side
292,136.01x = 44,941,560,102.43 - Step 5: Solve for x
x = 44,941,560,102.43/292,136.01 - Step 6: Final answer
x = 153,837.80
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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.