Finding the Fourth Proportional to 74,529.08, 102,848.04 and 40,995.08
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Solution
The fourth proportional to 74,529.08, 102,848.04 and 40,995.08 is: 56,572.06
Step by Step Solution
- Step 1: Write the proportion equation
74,529.08 : 102,848.04 = 40,995.08 : x - Step 2: Convert to fraction form
74,529.08/102,848.04 = 40,995.08/x - Step 3: Cross multiply
74,529.08x = 102,848.04 × 40,995.08 - Step 4: Simplify right side
74,529.08x = 4,216,263,627.64 - Step 5: Solve for x
x = 4,216,263,627.64/74,529.08 - Step 6: Final answer
x = 56,572.06
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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.