Finding the Fourth Proportional to 254,189.09, 350,781.27 and 141,011.84
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Solution
The fourth proportional to 254,189.09, 350,781.27 and 141,011.84 is: 194,596.52
Step by Step Solution
- Step 1: Write the proportion equation
254,189.09 : 350,781.27 = 141,011.84 : x - Step 2: Convert to fraction form
254,189.09/350,781.27 = 141,011.84/x - Step 3: Cross multiply
254,189.09x = 350,781.27 × 141,011.84 - Step 4: Simplify right side
254,189.09x = 49,464,312,320.24 - Step 5: Solve for x
x = 49,464,312,320.24/254,189.09 - Step 6: Final answer
x = 194,596.52
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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.