Finding the Fourth Proportional to 229,630.08, 344,259.24 and 71,777.28
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Solution
The fourth proportional to 229,630.08, 344,259.24 and 71,777.28 is: 107,607.82
Step by Step Solution
- Step 1: Write the proportion equation
229,630.08 : 344,259.24 = 71,777.28 : x - Step 2: Convert to fraction form
229,630.08/344,259.24 = 71,777.28/x - Step 3: Cross multiply
229,630.08x = 344,259.24 × 71,777.28 - Step 4: Simplify right side
229,630.08x = 24,709,991,862.07 - Step 5: Solve for x
x = 24,709,991,862.07/229,630.08 - Step 6: Final answer
x = 107,607.82
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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.