Finding the Fourth Proportional to 73,397.14, 110,095.71 and 20,807.08
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Solution
The fourth proportional to 73,397.14, 110,095.71 and 20,807.08 is: 31,210.62
Step by Step Solution
- Step 1: Write the proportion equation
73,397.14 : 110,095.71 = 20,807.08 : x - Step 2: Convert to fraction form
73,397.14/110,095.71 = 20,807.08/x - Step 3: Cross multiply
73,397.14x = 110,095.71 × 20,807.08 - Step 4: Simplify right side
73,397.14x = 2,290,769,892.36 - Step 5: Solve for x
x = 2,290,769,892.36/73,397.14 - Step 6: Final answer
x = 31,210.62
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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.