Finding the Fourth Proportional to 134,322.08, 185,363.12 and 73,892.79
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Solution
The fourth proportional to 134,322.08, 185,363.12 and 73,892.79 is: 101,971.31
Step by Step Solution
- Step 1: Write the proportion equation
134,322.08 : 185,363.12 = 73,892.79 : x - Step 2: Convert to fraction form
134,322.08/185,363.12 = 73,892.79/x - Step 3: Cross multiply
134,322.08x = 185,363.12 × 73,892.79 - Step 4: Simplify right side
134,322.08x = 13,696,997,730.44 - Step 5: Solve for x
x = 13,696,997,730.44/134,322.08 - Step 6: Final answer
x = 101,971.31
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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.