Finding the Fourth Proportional to 168,984.30, 253,444.14 and 50,655.62
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Solution
The fourth proportional to 168,984.30, 253,444.14 and 50,655.62 is: 75,973.74
Step by Step Solution
- Step 1: Write the proportion equation
168,984.30 : 253,444.14 = 50,655.62 : x - Step 2: Convert to fraction form
168,984.30/253,444.14 = 50,655.62/x - Step 3: Cross multiply
168,984.30x = 253,444.14 × 50,655.62 - Step 4: Simplify right side
168,984.30x = 12,838,370,047.07 - Step 5: Solve for x
x = 12,838,370,047.07/168,984.30 - Step 6: Final answer
x = 75,973.74
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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.