Finding the Fourth Proportional to 223,026.68, 307,779.10 and 121,053.08
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Solution
The fourth proportional to 223,026.68, 307,779.10 and 121,053.08 is: 167,054.49
Step by Step Solution
- Step 1: Write the proportion equation
223,026.68 : 307,779.10 = 121,053.08 : x - Step 2: Convert to fraction form
223,026.68/307,779.10 = 121,053.08/x - Step 3: Cross multiply
223,026.68x = 307,779.10 × 121,053.08 - Step 4: Simplify right side
223,026.68x = 37,257,608,014.63 - Step 5: Solve for x
x = 37,257,608,014.63/223,026.68 - Step 6: Final answer
x = 167,054.49
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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.