Finding the Fourth Proportional to 67,742.02, 101,572.93 and 27,749.08
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Solution
The fourth proportional to 67,742.02, 101,572.93 and 27,749.08 is: 41,607.19
Step by Step Solution
- Step 1: Write the proportion equation
67,742.02 : 101,572.93 = 27,749.08 : x - Step 2: Convert to fraction form
67,742.02/101,572.93 = 27,749.08/x - Step 3: Cross multiply
67,742.02x = 101,572.93 × 27,749.08 - Step 4: Simplify right side
67,742.02x = 2,818,555,360.40 - Step 5: Solve for x
x = 2,818,555,360.40/67,742.02 - Step 6: Final answer
x = 41,607.19
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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.