Finding the Fourth Proportional to 249,299.68, 344,029.22 and 141,867.48
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Solution
The fourth proportional to 249,299.68, 344,029.22 and 141,867.48 is: 195,774.65
Step by Step Solution
- Step 1: Write the proportion equation
249,299.68 : 344,029.22 = 141,867.48 : x - Step 2: Convert to fraction form
249,299.68/344,029.22 = 141,867.48/x - Step 3: Cross multiply
249,299.68x = 344,029.22 × 141,867.48 - Step 4: Simplify right side
249,299.68x = 48,806,558,487.77 - Step 5: Solve for x
x = 48,806,558,487.77/249,299.68 - Step 6: Final answer
x = 195,774.65
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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.