Finding the Fourth Proportional to 124,327.06, 171,574.68 and 67,742.08
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Solution
The fourth proportional to 124,327.06, 171,574.68 and 67,742.08 is: 93,485.89
Step by Step Solution
- Step 1: Write the proportion equation
124,327.06 : 171,574.68 = 67,742.08 : x - Step 2: Convert to fraction form
124,327.06/171,574.68 = 67,742.08/x - Step 3: Cross multiply
124,327.06x = 171,574.68 × 67,742.08 - Step 4: Simplify right side
124,327.06x = 11,622,825,698.53 - Step 5: Solve for x
x = 11,622,825,698.53/124,327.06 - Step 6: Final answer
x = 93,485.89
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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.