Finding the Fourth Proportional to 233,851.68, 350,781.84 and 76,079.52
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Solution
The fourth proportional to 233,851.68, 350,781.84 and 76,079.52 is: 114,120.69
Step by Step Solution
- Step 1: Write the proportion equation
233,851.68 : 350,781.84 = 76,079.52 : x - Step 2: Convert to fraction form
233,851.68/350,781.84 = 76,079.52/x - Step 3: Cross multiply
233,851.68x = 350,781.84 × 76,079.52 - Step 4: Simplify right side
233,851.68x = 26,687,314,011.92 - Step 5: Solve for x
x = 26,687,314,011.92/233,851.68 - Step 6: Final answer
x = 114,120.69
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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.