Finding the Fourth Proportional to 134,800.56, 186,026.67 and 74,373.75
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Solution
The fourth proportional to 134,800.56, 186,026.67 and 74,373.75 is: 102,636.82
Step by Step Solution
- Step 1: Write the proportion equation
134,800.56 : 186,026.67 = 74,373.75 : x - Step 2: Convert to fraction form
134,800.56/186,026.67 = 74,373.75/x - Step 3: Cross multiply
134,800.56x = 186,026.67 × 74,373.75 - Step 4: Simplify right side
134,800.56x = 13,835,501,047.91 - Step 5: Solve for x
x = 13,835,501,047.91/134,800.56 - Step 6: Final answer
x = 102,636.82
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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.