Finding the Fourth Proportional to 134,372.99, 201,588.65 and 40,876.31
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Solution
The fourth proportional to 134,372.99, 201,588.65 and 40,876.31 is: 61,323.34
Step by Step Solution
- Step 1: Write the proportion equation
134,372.99 : 201,588.65 = 40,876.31 : x - Step 2: Convert to fraction form
134,372.99/201,588.65 = 40,876.31/x - Step 3: Cross multiply
134,372.99x = 201,588.65 × 40,876.31 - Step 4: Simplify right side
134,372.99x = 8,240,200,602.76 - Step 5: Solve for x
x = 8,240,200,602.76/134,372.99 - Step 6: Final answer
x = 61,323.34
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.