Finding the Fourth Proportional to 79,386.02, 109,552.65 and 44,930.12
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Solution
The fourth proportional to 79,386.02, 109,552.65 and 44,930.12 is: 62,003.53
Step by Step Solution
- Step 1: Write the proportion equation
79,386.02 : 109,552.65 = 44,930.12 : x - Step 2: Convert to fraction form
79,386.02/109,552.65 = 44,930.12/x - Step 3: Cross multiply
79,386.02x = 109,552.65 × 44,930.12 - Step 4: Simplify right side
79,386.02x = 4,922,213,710.82 - Step 5: Solve for x
x = 4,922,213,710.82/79,386.02 - Step 6: Final answer
x = 62,003.53
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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.