Finding the Fourth Proportional to 192,417.84, 265,542.12 and 107,535.06
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Solution
The fourth proportional to 192,417.84, 265,542.12 and 107,535.06 is: 148,401.46
Step by Step Solution
- Step 1: Write the proportion equation
192,417.84 : 265,542.12 = 107,535.06 : x - Step 2: Convert to fraction form
192,417.84/265,542.12 = 107,535.06/x - Step 3: Cross multiply
192,417.84x = 265,542.12 × 107,535.06 - Step 4: Simplify right side
192,417.84x = 28,555,087,806.73 - Step 5: Solve for x
x = 28,555,087,806.73/192,417.84 - Step 6: Final answer
x = 148,401.46
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1.5x scale
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.