Finding the Fourth Proportional to 174,283.05, 240,562.13 and 102,686.21
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Solution
The fourth proportional to 174,283.05, 240,562.13 and 102,686.21 is: 141,737.32
Step by Step Solution
- Step 1: Write the proportion equation
174,283.05 : 240,562.13 = 102,686.21 : x - Step 2: Convert to fraction form
174,283.05/240,562.13 = 102,686.21/x - Step 3: Cross multiply
174,283.05x = 240,562.13 × 102,686.21 - Step 4: Simplify right side
174,283.05x = 24,702,411,682.99 - Step 5: Solve for x
x = 24,702,411,682.99/174,283.05 - Step 6: Final answer
x = 141,737.32
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1.5x scale
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.