Finding the Fourth Proportional to 165,572.80, 248,368.80 and 47,252.80
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Solution
The fourth proportional to 165,572.80, 248,368.80 and 47,252.80 is: 70,881.94
Step by Step Solution
- Step 1: Write the proportion equation
165,572.80 : 248,368.80 = 47,252.80 : x - Step 2: Convert to fraction form
165,572.80/248,368.80 = 47,252.80/x - Step 3: Cross multiply
165,572.80x = 248,368.80 × 47,252.80 - Step 4: Simplify right side
165,572.80x = 11,736,121,232.64 - Step 5: Solve for x
x = 11,736,121,232.64/165,572.80 - Step 6: Final answer
x = 70,881.94
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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.