Finding the Fourth Proportional to 159,532.24, 239,298.40 and 47,203.76
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Solution
The fourth proportional to 159,532.24, 239,298.40 and 47,203.76 is: 70,805.65
Step by Step Solution
- Step 1: Write the proportion equation
159,532.24 : 239,298.40 = 47,203.76 : x - Step 2: Convert to fraction form
159,532.24/239,298.40 = 47,203.76/x - Step 3: Cross multiply
159,532.24x = 239,298.40 × 47,203.76 - Step 4: Simplify right side
159,532.24x = 11,295,784,241.98 - Step 5: Solve for x
x = 11,295,784,241.98/159,532.24 - Step 6: Final answer
x = 70,805.65
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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.