Finding the Fourth Proportional to 249,903.68, 344,508.37 and 178,159.14
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Solution
The fourth proportional to 249,903.68, 344,508.37 and 178,159.14 is: 245,603.89
Step by Step Solution
- Step 1: Write the proportion equation
249,903.68 : 344,508.37 = 178,159.14 : x - Step 2: Convert to fraction form
249,903.68/344,508.37 = 178,159.14/x - Step 3: Cross multiply
249,903.68x = 344,508.37 × 178,159.14 - Step 4: Simplify right side
249,903.68x = 61,377,314,476.60 - Step 5: Solve for x
x = 61,377,314,476.60/249,903.68 - Step 6: Final answer
x = 245,603.89
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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.