Finding the Fourth Proportional to 249,099.44, 343,764.80 and 141,684.96
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Solution
The fourth proportional to 249,099.44, 343,764.80 and 141,684.96 is: 195,529.55
Step by Step Solution
- Step 1: Write the proportion equation
249,099.44 : 343,764.80 = 141,684.96 : x - Step 2: Convert to fraction form
249,099.44/343,764.80 = 141,684.96/x - Step 3: Cross multiply
249,099.44x = 343,764.80 × 141,684.96 - Step 4: Simplify right side
249,099.44x = 48,706,301,937.41 - Step 5: Solve for x
x = 48,706,301,937.41/249,099.44 - Step 6: Final answer
x = 195,529.55
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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.