Finding the Fourth Proportional to 194,903.88, 292,355.81 and 47,159.88
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Solution
The fourth proportional to 194,903.88, 292,355.81 and 47,159.88 is: 70,739.82
Step by Step Solution
- Step 1: Write the proportion equation
194,903.88 : 292,355.81 = 47,159.88 : x - Step 2: Convert to fraction form
194,903.88/292,355.81 = 47,159.88/x - Step 3: Cross multiply
194,903.88x = 292,355.81 × 47,159.88 - Step 4: Simplify right side
194,903.88x = 13,787,464,916.90 - Step 5: Solve for x
x = 13,787,464,916.90/194,903.88 - Step 6: Final answer
x = 70,739.82
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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.