Finding the Fourth Proportional to 79,644.24, 119,451.48 and 32,246.80
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Solution
The fourth proportional to 79,644.24, 119,451.48 and 32,246.80 is: 48,364.18
Step by Step Solution
- Step 1: Write the proportion equation
79,644.24 : 119,451.48 = 32,246.80 : x - Step 2: Convert to fraction form
79,644.24/119,451.48 = 32,246.80/x - Step 3: Cross multiply
79,644.24x = 119,451.48 × 32,246.80 - Step 4: Simplify right side
79,644.24x = 3,851,927,985.26 - Step 5: Solve for x
x = 3,851,927,985.26/79,644.24 - Step 6: Final answer
x = 48,364.18
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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.