Finding the Fourth Proportional to 236,203.24, 353,973.30 and 129,312.40
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Solution
The fourth proportional to 236,203.24, 353,973.30 and 129,312.40 is: 193,787.08
Step by Step Solution
- Step 1: Write the proportion equation
236,203.24 : 353,973.30 = 129,312.40 : x - Step 2: Convert to fraction form
236,203.24/353,973.30 = 129,312.40/x - Step 3: Cross multiply
236,203.24x = 353,973.30 × 129,312.40 - Step 4: Simplify right side
236,203.24x = 45,773,136,958.92 - Step 5: Solve for x
x = 45,773,136,958.92/236,203.24 - Step 6: Final answer
x = 193,787.08
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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.