Finding the Fourth Proportional to 245,059.80, 367,589.70 and 97,315.80
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Solution
The fourth proportional to 245,059.80, 367,589.70 and 97,315.80 is: 145,973.70
Step by Step Solution
- Step 1: Write the proportion equation
245,059.80 : 367,589.70 = 97,315.80 : x - Step 2: Convert to fraction form
245,059.80/367,589.70 = 97,315.80/x - Step 3: Cross multiply
245,059.80x = 367,589.70 × 97,315.80 - Step 4: Simplify right side
245,059.80x = 35,772,285,727.26 - Step 5: Solve for x
x = 35,772,285,727.26/245,059.80 - Step 6: Final answer
x = 145,973.70
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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.