Finding the Fourth Proportional to 249,755.16, 344,774.49 and 159,232.50
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Solution
The fourth proportional to 249,755.16, 344,774.49 and 159,232.50 is: 219,812.49
Step by Step Solution
- Step 1: Write the proportion equation
249,755.16 : 344,774.49 = 159,232.50 : x - Step 2: Convert to fraction form
249,755.16/344,774.49 = 159,232.50/x - Step 3: Cross multiply
249,755.16x = 344,774.49 × 159,232.50 - Step 4: Simplify right side
249,755.16x = 54,899,303,978.93 - Step 5: Solve for x
x = 54,899,303,978.93/249,755.16 - Step 6: Final answer
x = 219,812.49
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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.