Finding the Fourth Proportional to 97,177.84, 134,059.60 and 56,866.88
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Solution
The fourth proportional to 97,177.84, 134,059.60 and 56,866.88 is: 78,449.48
Step by Step Solution
- Step 1: Write the proportion equation
97,177.84 : 134,059.60 = 56,866.88 : x - Step 2: Convert to fraction form
97,177.84/134,059.60 = 56,866.88/x - Step 3: Cross multiply
97,177.84x = 134,059.60 × 56,866.88 - Step 4: Simplify right side
97,177.84x = 7,623,551,186.05 - Step 5: Solve for x
x = 7,623,551,186.05/97,177.84 - Step 6: Final answer
x = 78,449.48
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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.