Finding the Fourth Proportional to 104,697.99, 156,956.27 and 42,327.99
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Solution
The fourth proportional to 104,697.99, 156,956.27 and 42,327.99 is: 63,455.31
Step by Step Solution
- Step 1: Write the proportion equation
104,697.99 : 156,956.27 = 42,327.99 : x - Step 2: Convert to fraction form
104,697.99/156,956.27 = 42,327.99/x - Step 3: Cross multiply
104,697.99x = 156,956.27 × 42,327.99 - Step 4: Simplify right side
104,697.99x = 6,643,643,215.36 - Step 5: Solve for x
x = 6,643,643,215.36/104,697.99 - Step 6: Final answer
x = 63,455.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.