Finding the Fourth Proportional to 148,803.84, 223,201.08 and 36,484.38
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Solution
The fourth proportional to 148,803.84, 223,201.08 and 36,484.38 is: 54,725.42
Step by Step Solution
- Step 1: Write the proportion equation
148,803.84 : 223,201.08 = 36,484.38 : x - Step 2: Convert to fraction form
148,803.84/223,201.08 = 36,484.38/x - Step 3: Cross multiply
148,803.84x = 223,201.08 × 36,484.38 - Step 4: Simplify right side
148,803.84x = 8,143,353,019.13 - Step 5: Solve for x
x = 8,143,353,019.13/148,803.84 - Step 6: Final answer
x = 54,725.42
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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.