Finding the Fourth Proportional to 134,488.58, 185,594.27 and 74,059.09
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Solution
The fourth proportional to 134,488.58, 185,594.27 and 74,059.09 is: 102,201.56
Step by Step Solution
- Step 1: Write the proportion equation
134,488.58 : 185,594.27 = 74,059.09 : x - Step 2: Convert to fraction form
134,488.58/185,594.27 = 74,059.09/x - Step 3: Cross multiply
134,488.58x = 185,594.27 × 74,059.09 - Step 4: Simplify right side
134,488.58x = 13,744,941,911.13 - Step 5: Solve for x
x = 13,744,941,911.13/134,488.58 - Step 6: Final answer
x = 102,201.56
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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.