Finding the Fourth Proportional to 79,838.14, 110,048.14 and 58,293.73
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Solution
The fourth proportional to 79,838.14, 110,048.14 and 58,293.73 is: 80,351.52
Step by Step Solution
- Step 1: Write the proportion equation
79,838.14 : 110,048.14 = 58,293.73 : x - Step 2: Convert to fraction form
79,838.14/110,048.14 = 58,293.73/x - Step 3: Cross multiply
79,838.14x = 110,048.14 × 58,293.73 - Step 4: Simplify right side
79,838.14x = 6,415,115,823.67 - Step 5: Solve for x
x = 6,415,115,823.67/79,838.14 - Step 6: Final answer
x = 80,351.52
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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.