Finding the Fourth Proportional to 97,300.20, 145,842.30 and 38,116.20
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Solution
The fourth proportional to 97,300.20, 145,842.30 and 38,116.20 is: 57,131.99
Step by Step Solution
- Step 1: Write the proportion equation
97,300.20 : 145,842.30 = 38,116.20 : x - Step 2: Convert to fraction form
97,300.20/145,842.30 = 38,116.20/x - Step 3: Cross multiply
97,300.20x = 145,842.30 × 38,116.20 - Step 4: Simplify right side
97,300.20x = 5,558,954,275.26 - Step 5: Solve for x
x = 5,558,954,275.26/97,300.20 - Step 6: Final answer
x = 57,131.99
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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.