Finding the Fourth Proportional to 133,432.24, 184,135.74 and 73,001.76
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Solution
The fourth proportional to 133,432.24, 184,135.74 and 73,001.76 is: 100,742.02
Step by Step Solution
- Step 1: Write the proportion equation
133,432.24 : 184,135.74 = 73,001.76 : x - Step 2: Convert to fraction form
133,432.24/184,135.74 = 73,001.76/x - Step 3: Cross multiply
133,432.24x = 184,135.74 × 73,001.76 - Step 4: Simplify right side
133,432.24x = 13,442,233,098.90 - Step 5: Solve for x
x = 13,442,233,098.90/133,432.24 - Step 6: Final answer
x = 100,742.02
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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.