Finding the Fourth Proportional to 252,973.04, 349,102.68 and 139,794.80
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Solution
The fourth proportional to 252,973.04, 349,102.68 and 139,794.80 is: 192,916.76
Step by Step Solution
- Step 1: Write the proportion equation
252,973.04 : 349,102.68 = 139,794.80 : x - Step 2: Convert to fraction form
252,973.04/349,102.68 = 139,794.80/x - Step 3: Cross multiply
252,973.04x = 349,102.68 × 139,794.80 - Step 4: Simplify right side
252,973.04x = 48,802,739,330.06 - Step 5: Solve for x
x = 48,802,739,330.06/252,973.04 - Step 6: Final answer
x = 192,916.76
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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.