Finding the Fourth Proportional to 202,844.24, 279,670.56 and 130,118.91
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Solution
The fourth proportional to 202,844.24, 279,670.56 and 130,118.91 is: 179,400.85
Step by Step Solution
- Step 1: Write the proportion equation
202,844.24 : 279,670.56 = 130,118.91 : x - Step 2: Convert to fraction form
202,844.24/279,670.56 = 130,118.91/x - Step 3: Cross multiply
202,844.24x = 279,670.56 × 130,118.91 - Step 4: Simplify right side
202,844.24x = 36,390,428,426.29 - Step 5: Solve for x
x = 36,390,428,426.29/202,844.24 - Step 6: Final answer
x = 179,400.85
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1.5x scale
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.