Finding the Third Proportional to 122,184.75 and 139,407.75
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Solution
The third proportional to 122,184.75 and 139,407.75 is: 159,058.48
Step by Step Solution
- Step 1: Write the proportion equation
122,184.75 : 139,407.75 = 139,407.75 : x - Step 2: Convert to fraction form
122,184.75/139,407.75 = 139,407.75/x - Step 3: Cross multiply
122,184.75x = 139,407.75 × 139,407.75 - Step 4: Simplify right side
122,184.75x = 19,434,520,760.06 - Step 5: Solve for x
x = 19,434,520,760.06/122,184.75 - Step 6: Final answer
x = 159,058.48
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These problems maintain the same ratio (1.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.