Finding the Fourth Proportional to 168,964.80, 233,145.36 and 97,330.80
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Solution
The fourth proportional to 168,964.80, 233,145.36 and 97,330.80 is: 134,301.49
Step by Step Solution
- Step 1: Write the proportion equation
168,964.80 : 233,145.36 = 97,330.80 : x - Step 2: Convert to fraction form
168,964.80/233,145.36 = 97,330.80/x - Step 3: Cross multiply
168,964.80x = 233,145.36 × 97,330.80 - Step 4: Simplify right side
168,964.80x = 22,692,224,405.09 - Step 5: Solve for x
x = 22,692,224,405.09/168,964.80 - Step 6: Final answer
x = 134,301.49
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.