Finding the Fourth Proportional to 159,767.10, 239,359.05 and 97,364.70
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Solution
The fourth proportional to 159,767.10, 239,359.05 and 97,364.70 is: 145,869.34
Step by Step Solution
- Step 1: Write the proportion equation
159,767.10 : 239,359.05 = 97,364.70 : x - Step 2: Convert to fraction form
159,767.10/239,359.05 = 97,364.70/x - Step 3: Cross multiply
159,767.10x = 239,359.05 × 97,364.70 - Step 4: Simplify right side
159,767.10x = 23,305,122,095.54 - Step 5: Solve for x
x = 23,305,122,095.54/159,767.10 - Step 6: Final answer
x = 145,869.34
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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.