Finding the Fourth Proportional to 130,424.13, 195,600.03 and 46,173.20
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Solution
The fourth proportional to 130,424.13, 195,600.03 and 46,173.20 is: 69,246.99
Step by Step Solution
- Step 1: Write the proportion equation
130,424.13 : 195,600.03 = 46,173.20 : x - Step 2: Convert to fraction form
130,424.13/195,600.03 = 46,173.20/x - Step 3: Cross multiply
130,424.13x = 195,600.03 × 46,173.20 - Step 4: Simplify right side
130,424.13x = 9,031,478,327.20 - Step 5: Solve for x
x = 9,031,478,327.20/130,424.13 - Step 6: Final answer
x = 69,246.99
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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.