Finding the Third Proportional to 75,615.75 and 114,031.50
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Solution
The third proportional to 75,615.75 and 114,031.50 is: 171,963.95
Step by Step Solution
- Step 1: Write the proportion equation
75,615.75 : 114,031.50 = 114,031.50 : x - Step 2: Convert to fraction form
75,615.75/114,031.50 = 114,031.50/x - Step 3: Cross multiply
75,615.75x = 114,031.50 × 114,031.50 - Step 4: Simplify right side
75,615.75x = 13,003,182,992.25 - Step 5: Solve for x
x = 13,003,182,992.25/75,615.75 - Step 6: Final answer
x = 171,963.95
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.