Finding the Fourth Proportional to 79,807.14, 110,135.52 and 43,998.66
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Solution
The fourth proportional to 79,807.14, 110,135.52 and 43,998.66 is: 60,719.07
Step by Step Solution
- Step 1: Write the proportion equation
79,807.14 : 110,135.52 = 43,998.66 : x - Step 2: Convert to fraction form
79,807.14/110,135.52 = 43,998.66/x - Step 3: Cross multiply
79,807.14x = 110,135.52 × 43,998.66 - Step 4: Simplify right side
79,807.14x = 4,845,815,298.40 - Step 5: Solve for x
x = 4,845,815,298.40/79,807.14 - Step 6: Final answer
x = 60,719.07
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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.