Finding the Fourth Proportional to 249,823.68, 344,659.86 and 159,163.42
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Solution
The fourth proportional to 249,823.68, 344,659.86 and 159,163.42 is: 219,583.83
Step by Step Solution
- Step 1: Write the proportion equation
249,823.68 : 344,659.86 = 159,163.42 : x - Step 2: Convert to fraction form
249,823.68/344,659.86 = 159,163.42/x - Step 3: Cross multiply
249,823.68x = 344,659.86 × 159,163.42 - Step 4: Simplify right side
249,823.68x = 54,857,240,331.02 - Step 5: Solve for x
x = 54,857,240,331.02/249,823.68 - Step 6: Final answer
x = 219,583.83
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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.