Finding the Fourth Proportional to 180,373.09, 248,806.41 and 119,119.84
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Solution
The fourth proportional to 180,373.09, 248,806.41 and 119,119.84 is: 164,313.76
Step by Step Solution
- Step 1: Write the proportion equation
180,373.09 : 248,806.41 = 119,119.84 : x - Step 2: Convert to fraction form
180,373.09/248,806.41 = 119,119.84/x - Step 3: Cross multiply
180,373.09x = 248,806.41 × 119,119.84 - Step 4: Simplify right side
180,373.09x = 29,637,779,750.17 - Step 5: Solve for x
x = 29,637,779,750.17/180,373.09 - Step 6: Final answer
x = 164,313.76
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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.