Finding the Fourth Proportional to 75,462.23, 113,192.93 and 19,302.26
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Solution
The fourth proportional to 75,462.23, 113,192.93 and 19,302.26 is: 28,953.28
Step by Step Solution
- Step 1: Write the proportion equation
75,462.23 : 113,192.93 = 19,302.26 : x - Step 2: Convert to fraction form
75,462.23/113,192.93 = 19,302.26/x - Step 3: Cross multiply
75,462.23x = 113,192.93 × 19,302.26 - Step 4: Simplify right side
75,462.23x = 2,184,878,847.31 - Step 5: Solve for x
x = 2,184,878,847.31/75,462.23 - Step 6: Final answer
x = 28,953.28
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1.5x scale
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.