Finding the Fourth Proportional to 223,106.88, 307,887.50 and 122,504.88
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Solution
The fourth proportional to 223,106.88, 307,887.50 and 122,504.88 is: 169,056.73
Step by Step Solution
- Step 1: Write the proportion equation
223,106.88 : 307,887.50 = 122,504.88 : x - Step 2: Convert to fraction form
223,106.88/307,887.50 = 122,504.88/x - Step 3: Cross multiply
223,106.88x = 307,887.50 × 122,504.88 - Step 4: Simplify right side
223,106.88x = 37,717,719,089.04 - Step 5: Solve for x
x = 37,717,719,089.04/223,106.88 - Step 6: Final answer
x = 169,056.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.