Finding the Fourth Proportional to 110,966.15, 153,096.55 and 62,562.02
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Solution
The fourth proportional to 110,966.15, 153,096.55 and 62,562.02 is: 86,314.87
Step by Step Solution
- Step 1: Write the proportion equation
110,966.15 : 153,096.55 = 62,562.02 : x - Step 2: Convert to fraction form
110,966.15/153,096.55 = 62,562.02/x - Step 3: Cross multiply
110,966.15x = 153,096.55 × 62,562.02 - Step 4: Simplify right side
110,966.15x = 9,578,029,362.31 - Step 5: Solve for x
x = 9,578,029,362.31/110,966.15 - Step 6: Final answer
x = 86,314.87
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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.