Finding the Fourth Proportional to 169,215.12, 233,541.36 and 97,580.88
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Solution
The fourth proportional to 169,215.12, 233,541.36 and 97,580.88 is: 134,675.74
Step by Step Solution
- Step 1: Write the proportion equation
169,215.12 : 233,541.36 = 97,580.88 : x - Step 2: Convert to fraction form
169,215.12/233,541.36 = 97,580.88/x - Step 3: Cross multiply
169,215.12x = 233,541.36 × 97,580.88 - Step 4: Simplify right side
169,215.12x = 22,789,171,425.20 - Step 5: Solve for x
x = 22,789,171,425.20/169,215.12 - Step 6: Final answer
x = 134,675.74
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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.