Finding the Fourth Proportional to 243,364.08, 335,840.36 and 134,468.06
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Solution
The fourth proportional to 243,364.08, 335,840.36 and 134,468.06 is: 185,564.77
Step by Step Solution
- Step 1: Write the proportion equation
243,364.08 : 335,840.36 = 134,468.06 : x - Step 2: Convert to fraction form
243,364.08/335,840.36 = 134,468.06/x - Step 3: Cross multiply
243,364.08x = 335,840.36 × 134,468.06 - Step 4: Simplify right side
243,364.08x = 45,159,799,327.36 - Step 5: Solve for x
x = 45,159,799,327.36/243,364.08 - Step 6: Final answer
x = 185,564.77
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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.