Finding the Fourth Proportional to 94,903.60, 130,972.08 and 52,466.08
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Solution
The fourth proportional to 94,903.60, 130,972.08 and 52,466.08 is: 72,406.02
Step by Step Solution
- Step 1: Write the proportion equation
94,903.60 : 130,972.08 = 52,466.08 : x - Step 2: Convert to fraction form
94,903.60/130,972.08 = 52,466.08/x - Step 3: Cross multiply
94,903.60x = 130,972.08 × 52,466.08 - Step 4: Simplify right side
94,903.60x = 6,871,591,627.05 - Step 5: Solve for x
x = 6,871,591,627.05/94,903.60 - Step 6: Final answer
x = 72,406.02
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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.