Finding the Fourth Proportional to 130,060.13, 179,497.58 and 73,475.15
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Solution
The fourth proportional to 130,060.13, 179,497.58 and 73,475.15 is: 101,403.95
Step by Step Solution
- Step 1: Write the proportion equation
130,060.13 : 179,497.58 = 73,475.15 : x - Step 2: Convert to fraction form
130,060.13/179,497.58 = 73,475.15/x - Step 3: Cross multiply
130,060.13x = 179,497.58 × 73,475.15 - Step 4: Simplify right side
130,060.13x = 13,188,610,350.27 - Step 5: Solve for x
x = 13,188,610,350.27/130,060.13 - Step 6: Final answer
x = 101,403.95
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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.