Finding the Fourth Proportional to 249,502.42, 344,313.44 and 134,781.09
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Solution
The fourth proportional to 249,502.42, 344,313.44 and 134,781.09 is: 185,997.96
Step by Step Solution
- Step 1: Write the proportion equation
249,502.42 : 344,313.44 = 134,781.09 : x - Step 2: Convert to fraction form
249,502.42/344,313.44 = 134,781.09/x - Step 3: Cross multiply
249,502.42x = 344,313.44 × 134,781.09 - Step 4: Simplify right side
249,502.42x = 46,406,940,744.85 - Step 5: Solve for x
x = 46,406,940,744.85/249,502.42 - Step 6: Final answer
x = 185,997.96
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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.