Finding the Fourth Proportional to 174,384.24, 261,760.68 and 80,980.08
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Solution
The fourth proportional to 174,384.24, 261,760.68 and 80,980.08 is: 121,555.71
Step by Step Solution
- Step 1: Write the proportion equation
174,384.24 : 261,760.68 = 80,980.08 : x - Step 2: Convert to fraction form
174,384.24/261,760.68 = 80,980.08/x - Step 3: Cross multiply
174,384.24x = 261,760.68 × 80,980.08 - Step 4: Simplify right side
174,384.24x = 21,197,400,807.25 - Step 5: Solve for x
x = 21,197,400,807.25/174,384.24 - Step 6: Final answer
x = 121,555.71
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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.