Finding the Fourth Proportional to 119,572.36, 165,004.95 and 68,549.65
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Solution
The fourth proportional to 119,572.36, 165,004.95 and 68,549.65 is: 94,595.70
Step by Step Solution
- Step 1: Write the proportion equation
119,572.36 : 165,004.95 = 68,549.65 : x - Step 2: Convert to fraction form
119,572.36/165,004.95 = 68,549.65/x - Step 3: Cross multiply
119,572.36x = 165,004.95 × 68,549.65 - Step 4: Simplify right side
119,572.36x = 11,311,031,570.77 - Step 5: Solve for x
x = 11,311,031,570.77/119,572.36 - Step 6: Final answer
x = 94,595.70
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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.