Finding the Fourth Proportional to 148,605.68, 222,885.84 and 48,775.88
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Solution
The fourth proportional to 148,605.68, 222,885.84 and 48,775.88 is: 73,156.38
Step by Step Solution
- Step 1: Write the proportion equation
148,605.68 : 222,885.84 = 48,775.88 : x - Step 2: Convert to fraction form
148,605.68/222,885.84 = 48,775.88/x - Step 3: Cross multiply
148,605.68x = 222,885.84 × 48,775.88 - Step 4: Simplify right side
148,605.68x = 10,871,452,985.54 - Step 5: Solve for x
x = 10,871,452,985.54/148,605.68 - Step 6: Final answer
x = 73,156.38
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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.