Finding the Fourth Proportional to 249,334.68, 344,081.56 and 147,396.88
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Solution
The fourth proportional to 249,334.68, 344,081.56 and 147,396.88 is: 203,407.52
Step by Step Solution
- Step 1: Write the proportion equation
249,334.68 : 344,081.56 = 147,396.88 : x - Step 2: Convert to fraction form
249,334.68/344,081.56 = 147,396.88/x - Step 3: Cross multiply
249,334.68x = 344,081.56 × 147,396.88 - Step 4: Simplify right side
249,334.68x = 50,716,548,409.53 - Step 5: Solve for x
x = 50,716,548,409.53/249,334.68 - Step 6: Final answer
x = 203,407.52
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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.