Finding the Fourth Proportional to 220,926.02, 304,867.04 and 125,420.18
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Solution
The fourth proportional to 220,926.02, 304,867.04 and 125,420.18 is: 173,073.68
Step by Step Solution
- Step 1: Write the proportion equation
220,926.02 : 304,867.04 = 125,420.18 : x - Step 2: Convert to fraction form
220,926.02/304,867.04 = 125,420.18/x - Step 3: Cross multiply
220,926.02x = 304,867.04 × 125,420.18 - Step 4: Simplify right side
220,926.02x = 38,236,479,032.87 - Step 5: Solve for x
x = 38,236,479,032.87/220,926.02 - Step 6: Final answer
x = 173,073.68
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1.5x scale
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.