Finding the Fourth Proportional to 235,424.96, 324,894.48 and 133,449.20
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Solution
The fourth proportional to 235,424.96, 324,894.48 and 133,449.20 is: 184,164.45
Step by Step Solution
- Step 1: Write the proportion equation
235,424.96 : 324,894.48 = 133,449.20 : x - Step 2: Convert to fraction form
235,424.96/324,894.48 = 133,449.20/x - Step 3: Cross multiply
235,424.96x = 324,894.48 × 133,449.20 - Step 4: Simplify right side
235,424.96x = 43,356,908,440.42 - Step 5: Solve for x
x = 43,356,908,440.42/235,424.96 - Step 6: Final answer
x = 184,164.45
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1.5x scale
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.