Finding the Fourth Proportional to 149,871.80, 224,807.70 and 39,063.80
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Solution
The fourth proportional to 149,871.80, 224,807.70 and 39,063.80 is: 58,595.70
Step by Step Solution
- Step 1: Write the proportion equation
149,871.80 : 224,807.70 = 39,063.80 : x - Step 2: Convert to fraction form
149,871.80/224,807.70 = 39,063.80/x - Step 3: Cross multiply
149,871.80x = 224,807.70 × 39,063.80 - Step 4: Simplify right side
149,871.80x = 8,781,843,031.26 - Step 5: Solve for x
x = 8,781,843,031.26/149,871.80 - Step 6: Final answer
x = 58,595.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.