Finding the Fourth Proportional to 93,410.56, 128,905.87 and 53,124.27
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Solution
The fourth proportional to 93,410.56, 128,905.87 and 53,124.27 is: 73,311.09
Step by Step Solution
- Step 1: Write the proportion equation
93,410.56 : 128,905.87 = 53,124.27 : x - Step 2: Convert to fraction form
93,410.56/128,905.87 = 53,124.27/x - Step 3: Cross multiply
93,410.56x = 128,905.87 × 53,124.27 - Step 4: Simplify right side
93,410.56x = 6,848,030,242.46 - Step 5: Solve for x
x = 6,848,030,242.46/93,410.56 - Step 6: Final answer
x = 73,311.09
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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.