Finding the Fourth Proportional to 159,253.29, 238,799.34 and 70,533.99
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Solution
The fourth proportional to 159,253.29, 238,799.34 and 70,533.99 is: 105,765.29
Step by Step Solution
- Step 1: Write the proportion equation
159,253.29 : 238,799.34 = 70,533.99 : x - Step 2: Convert to fraction form
159,253.29/238,799.34 = 70,533.99/x - Step 3: Cross multiply
159,253.29x = 238,799.34 × 70,533.99 - Step 4: Simplify right side
159,253.29x = 16,843,470,259.57 - Step 5: Solve for x
x = 16,843,470,259.57/159,253.29 - Step 6: Final answer
x = 105,765.29
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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.