Finding the Fourth Proportional to 249,491.14, 344,297.93 and 134,769.79
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Solution
The fourth proportional to 249,491.14, 344,297.93 and 134,769.79 is: 185,982.39
Step by Step Solution
- Step 1: Write the proportion equation
249,491.14 : 344,297.93 = 134,769.79 : x - Step 2: Convert to fraction form
249,491.14/344,297.93 = 134,769.79/x - Step 3: Cross multiply
249,491.14x = 344,297.93 × 134,769.79 - Step 4: Simplify right side
249,491.14x = 46,400,959,723.53 - Step 5: Solve for x
x = 46,400,959,723.53/249,491.14 - Step 6: Final answer
x = 185,982.39
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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.