Finding the Fourth Proportional to 73,276.79, 101,132.84 and 46,421.79
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Solution
The fourth proportional to 73,276.79, 101,132.84 and 46,421.79 is: 64,068.95
Step by Step Solution
- Step 1: Write the proportion equation
73,276.79 : 101,132.84 = 46,421.79 : x - Step 2: Convert to fraction form
73,276.79/101,132.84 = 46,421.79/x - Step 3: Cross multiply
73,276.79x = 101,132.84 × 46,421.79 - Step 4: Simplify right side
73,276.79x = 4,694,767,228.47 - Step 5: Solve for x
x = 4,694,767,228.47/73,276.79 - Step 6: Final answer
x = 64,068.95
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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.