Finding the Fourth Proportional to 249,953.58, 344,935.02 and 135,232.56
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Solution
The fourth proportional to 249,953.58, 344,935.02 and 135,232.56 is: 186,620.43
Step by Step Solution
- Step 1: Write the proportion equation
249,953.58 : 344,935.02 = 135,232.56 : x - Step 2: Convert to fraction form
249,953.58/344,935.02 = 135,232.56/x - Step 3: Cross multiply
249,953.58x = 344,935.02 × 135,232.56 - Step 4: Simplify right side
249,953.58x = 46,646,445,788.25 - Step 5: Solve for x
x = 46,646,445,788.25/249,953.58 - Step 6: Final answer
x = 186,620.43
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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.