Finding the Fourth Proportional to 134,267.47, 185,293.86 and 73,842.79
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Solution
The fourth proportional to 134,267.47, 185,293.86 and 73,842.79 is: 101,905.66
Step by Step Solution
- Step 1: Write the proportion equation
134,267.47 : 185,293.86 = 73,842.79 : x - Step 2: Convert to fraction form
134,267.47/185,293.86 = 73,842.79/x - Step 3: Cross multiply
134,267.47x = 185,293.86 × 73,842.79 - Step 4: Simplify right side
134,267.47x = 13,682,615,129.03 - Step 5: Solve for x
x = 13,682,615,129.03/134,267.47 - Step 6: Final answer
x = 101,905.66
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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.