Finding the Fourth Proportional to 240,159.58, 360,246.65 and 82,385.75
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Solution
The fourth proportional to 240,159.58, 360,246.65 and 82,385.75 is: 123,581.12
Step by Step Solution
- Step 1: Write the proportion equation
240,159.58 : 360,246.65 = 82,385.75 : x - Step 2: Convert to fraction form
240,159.58/360,246.65 = 82,385.75/x - Step 3: Cross multiply
240,159.58x = 360,246.65 × 82,385.75 - Step 4: Simplify right side
240,159.58x = 29,679,190,445.24 - Step 5: Solve for x
x = 29,679,190,445.24/240,159.58 - Step 6: Final answer
x = 123,581.12
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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.