Finding the Fourth Proportional to 135,472.47, 203,236.95 and 40,698.81
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Solution
The fourth proportional to 135,472.47, 203,236.95 and 40,698.81 is: 61,056.70
Step by Step Solution
- Step 1: Write the proportion equation
135,472.47 : 203,236.95 = 40,698.81 : x - Step 2: Convert to fraction form
135,472.47/203,236.95 = 40,698.81/x - Step 3: Cross multiply
135,472.47x = 203,236.95 × 40,698.81 - Step 4: Simplify right side
135,472.47x = 8,271,502,013.03 - Step 5: Solve for x
x = 8,271,502,013.03/135,472.47 - Step 6: Final answer
x = 61,056.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.