Finding the Fourth Proportional to 134,363.21, 185,422.06 and 73,932.14
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Solution
The fourth proportional to 134,363.21, 185,422.06 and 73,932.14 is: 102,026.82
Step by Step Solution
- Step 1: Write the proportion equation
134,363.21 : 185,422.06 = 73,932.14 : x - Step 2: Convert to fraction form
134,363.21/185,422.06 = 73,932.14/x - Step 3: Cross multiply
134,363.21x = 185,422.06 × 73,932.14 - Step 4: Simplify right side
134,363.21x = 13,708,650,254.98 - Step 5: Solve for x
x = 13,708,650,254.98/134,363.21 - Step 6: Final answer
x = 102,026.82
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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.