Finding the Fourth Proportional to 96,970.99, 133,817.28 and 58,753.17
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Solution
The fourth proportional to 96,970.99, 133,817.28 and 58,753.17 is: 81,077.75
Step by Step Solution
- Step 1: Write the proportion equation
96,970.99 : 133,817.28 = 58,753.17 : x - Step 2: Convert to fraction form
96,970.99/133,817.28 = 58,753.17/x - Step 3: Cross multiply
96,970.99x = 133,817.28 × 58,753.17 - Step 4: Simplify right side
96,970.99x = 7,862,189,400.78 - Step 5: Solve for x
x = 7,862,189,400.78/96,970.99 - Step 6: Final answer
x = 81,077.75
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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.