Finding the Fourth Proportional to 165,965.68, 249,046.97 and 155,457.84
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Solution
The fourth proportional to 165,965.68, 249,046.97 and 155,457.84 is: 233,278.98
Step by Step Solution
- Step 1: Write the proportion equation
165,965.68 : 249,046.97 = 155,457.84 : x - Step 2: Convert to fraction form
165,965.68/249,046.97 = 155,457.84/x - Step 3: Cross multiply
165,965.68x = 249,046.97 × 155,457.84 - Step 4: Simplify right side
165,965.68x = 38,716,304,014.74 - Step 5: Solve for x
x = 38,716,304,014.74/165,965.68 - Step 6: Final answer
x = 233,278.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.