Finding the Fourth Proportional to 102,228.70, 153,393.28 and 46,107.58
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Solution
The fourth proportional to 102,228.70, 153,393.28 and 46,107.58 is: 69,184.02
Step by Step Solution
- Step 1: Write the proportion equation
102,228.70 : 153,393.28 = 46,107.58 : x - Step 2: Convert to fraction form
102,228.70/153,393.28 = 46,107.58/x - Step 3: Cross multiply
102,228.70x = 153,393.28 × 46,107.58 - Step 4: Simplify right side
102,228.70x = 7,072,592,929.06 - Step 5: Solve for x
x = 7,072,592,929.06/102,228.70 - Step 6: Final answer
x = 69,184.02
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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.