Finding the Fourth Proportional to 159,783.65, 239,675.19 and 93,177.07
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Solution
The fourth proportional to 159,783.65, 239,675.19 and 93,177.07 is: 139,765.43
Step by Step Solution
- Step 1: Write the proportion equation
159,783.65 : 239,675.19 = 93,177.07 : x - Step 2: Convert to fraction form
159,783.65/239,675.19 = 93,177.07/x - Step 3: Cross multiply
159,783.65x = 239,675.19 × 93,177.07 - Step 4: Simplify right side
159,783.65x = 22,332,231,007.29 - Step 5: Solve for x
x = 22,332,231,007.29/159,783.65 - Step 6: Final answer
x = 139,765.43
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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.