Finding the Fourth Proportional to 126,155.24, 174,086.26 and 69,567.08
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Solution
The fourth proportional to 126,155.24, 174,086.26 and 69,567.08 is: 95,998.17
Step by Step Solution
- Step 1: Write the proportion equation
126,155.24 : 174,086.26 = 69,567.08 : x - Step 2: Convert to fraction form
126,155.24/174,086.26 = 69,567.08/x - Step 3: Cross multiply
126,155.24x = 174,086.26 × 69,567.08 - Step 4: Simplify right side
126,155.24x = 12,110,672,776.32 - Step 5: Solve for x
x = 12,110,672,776.32/126,155.24 - Step 6: Final answer
x = 95,998.17
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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.