Finding the Fourth Proportional to 159,862.94, 239,831.91 and 47,544.08
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Solution
The fourth proportional to 159,862.94, 239,831.91 and 47,544.08 is: 71,327.27
Step by Step Solution
- Step 1: Write the proportion equation
159,862.94 : 239,831.91 = 47,544.08 : x - Step 2: Convert to fraction form
159,862.94/239,831.91 = 47,544.08/x - Step 3: Cross multiply
159,862.94x = 239,831.91 × 47,544.08 - Step 4: Simplify right side
159,862.94x = 11,402,586,316.43 - Step 5: Solve for x
x = 11,402,586,316.43/159,862.94 - Step 6: Final answer
x = 71,327.27
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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.