Finding the Fourth Proportional to 70,884.99, 106,323.95 and 26,508.48
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Solution
The fourth proportional to 70,884.99, 106,323.95 and 26,508.48 is: 39,761.39
Step by Step Solution
- Step 1: Write the proportion equation
70,884.99 : 106,323.95 = 26,508.48 : x - Step 2: Convert to fraction form
70,884.99/106,323.95 = 26,508.48/x - Step 3: Cross multiply
70,884.99x = 106,323.95 × 26,508.48 - Step 4: Simplify right side
70,884.99x = 2,818,485,970.01 - Step 5: Solve for x
x = 2,818,485,970.01/70,884.99 - Step 6: Final answer
x = 39,761.39
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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.