Finding the Fourth Proportional to 134,779.34, 202,142.59 and 44,807.99
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Solution
The fourth proportional to 134,779.34, 202,142.59 and 44,807.99 is: 67,203.19
Step by Step Solution
- Step 1: Write the proportion equation
134,779.34 : 202,142.59 = 44,807.99 : x - Step 2: Convert to fraction form
134,779.34/202,142.59 = 44,807.99/x - Step 3: Cross multiply
134,779.34x = 202,142.59 × 44,807.99 - Step 4: Simplify right side
134,779.34x = 9,057,602,028.56 - Step 5: Solve for x
x = 9,057,602,028.56/134,779.34 - Step 6: Final answer
x = 67,203.19
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1.5x scale
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.