Finding the Fourth Proportional to 180,374.16, 270,573.12 and 47,257.68
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Solution
The fourth proportional to 180,374.16, 270,573.12 and 47,257.68 is: 70,889.63
Step by Step Solution
- Step 1: Write the proportion equation
180,374.16 : 270,573.12 = 47,257.68 : x - Step 2: Convert to fraction form
180,374.16/270,573.12 = 47,257.68/x - Step 3: Cross multiply
180,374.16x = 270,573.12 × 47,257.68 - Step 4: Simplify right side
180,374.16x = 12,786,657,921.56 - Step 5: Solve for x
x = 12,786,657,921.56/180,374.16 - Step 6: Final answer
x = 70,889.63
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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.