Finding the Fourth Proportional to 94,268.66, 130,090.20 and 53,440.49
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Solution
The fourth proportional to 94,268.66, 130,090.20 and 53,440.49 is: 73,747.56
Step by Step Solution
- Step 1: Write the proportion equation
94,268.66 : 130,090.20 = 53,440.49 : x - Step 2: Convert to fraction form
94,268.66/130,090.20 = 53,440.49/x - Step 3: Cross multiply
94,268.66x = 130,090.20 × 53,440.49 - Step 4: Simplify right side
94,268.66x = 6,952,084,032.20 - Step 5: Solve for x
x = 6,952,084,032.20/94,268.66 - Step 6: Final answer
x = 73,747.56
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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.