Finding the Fourth Proportional to 97,283.90, 134,249.99 and 54,842.46
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Solution
The fourth proportional to 97,283.90, 134,249.99 and 54,842.46 is: 75,681.59
Step by Step Solution
- Step 1: Write the proportion equation
97,283.90 : 134,249.99 = 54,842.46 : x - Step 2: Convert to fraction form
97,283.90/134,249.99 = 54,842.46/x - Step 3: Cross multiply
97,283.90x = 134,249.99 × 54,842.46 - Step 4: Simplify right side
97,283.90x = 7,362,599,432.36 - Step 5: Solve for x
x = 7,362,599,432.36/97,283.90 - Step 6: Final answer
x = 75,681.59
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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.