Finding the Fourth Proportional to 162,707.04, 224,509.88 and 91,090.08
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Solution
The fourth proportional to 162,707.04, 224,509.88 and 91,090.08 is: 125,689.85
Step by Step Solution
- Step 1: Write the proportion equation
162,707.04 : 224,509.88 = 91,090.08 : x - Step 2: Convert to fraction form
162,707.04/224,509.88 = 91,090.08/x - Step 3: Cross multiply
162,707.04x = 224,509.88 × 91,090.08 - Step 4: Simplify right side
162,707.04x = 20,450,622,929.99 - Step 5: Solve for x
x = 20,450,622,929.99/162,707.04 - Step 6: Final answer
x = 125,689.85
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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.