Finding the Fourth Proportional to 134,913.26, 202,379.68 and 51,807.26
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Solution
The fourth proportional to 134,913.26, 202,379.68 and 51,807.26 is: 77,714.65
Step by Step Solution
- Step 1: Write the proportion equation
134,913.26 : 202,379.68 = 51,807.26 : x - Step 2: Convert to fraction form
134,913.26/202,379.68 = 51,807.26/x - Step 3: Cross multiply
134,913.26x = 202,379.68 × 51,807.26 - Step 4: Simplify right side
134,913.26x = 10,484,736,700.48 - Step 5: Solve for x
x = 10,484,736,700.48/134,913.26 - Step 6: Final answer
x = 77,714.65
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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.