Finding the Fourth Proportional to 97,941.73, 135,188.47 and 63,955.50
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Solution
The fourth proportional to 97,941.73, 135,188.47 and 63,955.50 is: 88,277.45
Step by Step Solution
- Step 1: Write the proportion equation
97,941.73 : 135,188.47 = 63,955.50 : x - Step 2: Convert to fraction form
97,941.73/135,188.47 = 63,955.50/x - Step 3: Cross multiply
97,941.73x = 135,188.47 × 63,955.50 - Step 4: Simplify right side
97,941.73x = 8,646,046,193.09 - Step 5: Solve for x
x = 8,646,046,193.09/97,941.73 - Step 6: Final answer
x = 88,277.45
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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.