Finding the Fourth Proportional to 219,524.04, 302,949.12 and 124,028.70
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Solution
The fourth proportional to 219,524.04, 302,949.12 and 124,028.70 is: 171,162.96
Step by Step Solution
- Step 1: Write the proportion equation
219,524.04 : 302,949.12 = 124,028.70 : x - Step 2: Convert to fraction form
219,524.04/302,949.12 = 124,028.70/x - Step 3: Cross multiply
219,524.04x = 302,949.12 × 124,028.70 - Step 4: Simplify right side
219,524.04x = 37,574,385,519.74 - Step 5: Solve for x
x = 37,574,385,519.74/219,524.04 - Step 6: Final answer
x = 171,162.96
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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.