Finding the Fourth Proportional to 233,219.91, 349,828.66 and 91,079.62
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Solution
The fourth proportional to 233,219.91, 349,828.66 and 91,079.62 is: 136,618.95
Step by Step Solution
- Step 1: Write the proportion equation
233,219.91 : 349,828.66 = 91,079.62 : x - Step 2: Convert to fraction form
233,219.91/349,828.66 = 91,079.62/x - Step 3: Cross multiply
233,219.91x = 349,828.66 × 91,079.62 - Step 4: Simplify right side
233,219.91x = 31,862,259,668.77 - Step 5: Solve for x
x = 31,862,259,668.77/233,219.91 - Step 6: Final answer
x = 136,618.95
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1.5x scale
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.