Finding the Fourth Proportional to 91,873.98, 137,848.23 and 62,274.96
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Solution
The fourth proportional to 91,873.98, 137,848.23 and 62,274.96 is: 93,437.70
Step by Step Solution
- Step 1: Write the proportion equation
91,873.98 : 137,848.23 = 62,274.96 : x - Step 2: Convert to fraction form
91,873.98/137,848.23 = 62,274.96/x - Step 3: Cross multiply
91,873.98x = 137,848.23 × 62,274.96 - Step 4: Simplify right side
91,873.98x = 8,584,493,009.32 - Step 5: Solve for x
x = 8,584,493,009.32/91,873.98 - Step 6: Final answer
x = 93,437.70
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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.