Finding the Fourth Proportional to 160,849.48, 221,962.26 and 97,149.64
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Solution
The fourth proportional to 160,849.48, 221,962.26 and 97,149.64 is: 134,060.45
Step by Step Solution
- Step 1: Write the proportion equation
160,849.48 : 221,962.26 = 97,149.64 : x - Step 2: Convert to fraction form
160,849.48/221,962.26 = 97,149.64/x - Step 3: Cross multiply
160,849.48x = 221,962.26 × 97,149.64 - Step 4: Simplify right side
160,849.48x = 21,563,553,652.59 - Step 5: Solve for x
x = 21,563,553,652.59/160,849.48 - Step 6: Final answer
x = 134,060.45
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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.