Finding the Fourth Proportional to 159,565.41, 239,348.88 and 47,247.74
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Solution
The fourth proportional to 159,565.41, 239,348.88 and 47,247.74 is: 70,871.84
Step by Step Solution
- Step 1: Write the proportion equation
159,565.41 : 239,348.88 = 47,247.74 : x - Step 2: Convert to fraction form
159,565.41/239,348.88 = 47,247.74/x - Step 3: Cross multiply
159,565.41x = 239,348.88 × 47,247.74 - Step 4: Simplify right side
159,565.41x = 11,308,693,415.29 - Step 5: Solve for x
x = 11,308,693,415.29/159,565.41 - Step 6: Final answer
x = 70,871.84
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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.