Finding the Fourth Proportional to 75,607.02, 104,337.99 and 42,073.02
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Solution
The fourth proportional to 75,607.02, 104,337.99 and 42,073.02 is: 58,060.94
Step by Step Solution
- Step 1: Write the proportion equation
75,607.02 : 104,337.99 = 42,073.02 : x - Step 2: Convert to fraction form
75,607.02/104,337.99 = 42,073.02/x - Step 3: Cross multiply
75,607.02x = 104,337.99 × 42,073.02 - Step 4: Simplify right side
75,607.02x = 4,389,814,340.03 - Step 5: Solve for x
x = 4,389,814,340.03/75,607.02 - Step 6: Final answer
x = 58,060.94
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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.