Finding the Fourth Proportional to 148,965.08, 223,148.43 and 68,890.80
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Solution
The fourth proportional to 148,965.08, 223,148.43 and 68,890.80 is: 103,197.84
Step by Step Solution
- Step 1: Write the proportion equation
148,965.08 : 223,148.43 = 68,890.80 : x - Step 2: Convert to fraction form
148,965.08/223,148.43 = 68,890.80/x - Step 3: Cross multiply
148,965.08x = 223,148.43 × 68,890.80 - Step 4: Simplify right side
148,965.08x = 15,372,873,861.44 - Step 5: Solve for x
x = 15,372,873,861.44/148,965.08 - Step 6: Final answer
x = 103,197.84
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.