Finding the Fourth Proportional to 134,485.79, 201,758.93 and 41,000.99
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Solution
The fourth proportional to 134,485.79, 201,758.93 and 41,000.99 is: 61,510.70
Step by Step Solution
- Step 1: Write the proportion equation
134,485.79 : 201,758.93 = 41,000.99 : x - Step 2: Convert to fraction form
134,485.79/201,758.93 = 41,000.99/x - Step 3: Cross multiply
134,485.79x = 201,758.93 × 41,000.99 - Step 4: Simplify right side
134,485.79x = 8,272,315,666.34 - Step 5: Solve for x
x = 8,272,315,666.34/134,485.79 - Step 6: Final answer
x = 61,510.70
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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.