Finding the Fourth Proportional to 73,815.84, 101,866.14 and 40,281.84
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Solution
The fourth proportional to 73,815.84, 101,866.14 and 40,281.84 is: 55,589.09
Step by Step Solution
- Step 1: Write the proportion equation
73,815.84 : 101,866.14 = 40,281.84 : x - Step 2: Convert to fraction form
73,815.84/101,866.14 = 40,281.84/x - Step 3: Cross multiply
73,815.84x = 101,866.14 × 40,281.84 - Step 4: Simplify right side
73,815.84x = 4,103,355,552.90 - Step 5: Solve for x
x = 4,103,355,552.90/73,815.84 - Step 6: Final answer
x = 55,589.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.