Finding the Fourth Proportional to 88,781.99, 133,179.91 and 29,617.59
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Solution
The fourth proportional to 88,781.99, 133,179.91 and 29,617.59 is: 44,428.70
Step by Step Solution
- Step 1: Write the proportion equation
88,781.99 : 133,179.91 = 29,617.59 : x - Step 2: Convert to fraction form
88,781.99/133,179.91 = 29,617.59/x - Step 3: Cross multiply
88,781.99x = 133,179.91 × 29,617.59 - Step 4: Simplify right side
88,781.99x = 3,944,467,896.57 - Step 5: Solve for x
x = 3,944,467,896.57/88,781.99 - Step 6: Final answer
x = 44,428.70
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1.5x scale
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.