Finding the Fourth Proportional to 93,372.84, 128,854.62 and 50,932.08
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Solution
The fourth proportional to 93,372.84, 128,854.62 and 50,932.08 is: 70,286.33
Step by Step Solution
- Step 1: Write the proportion equation
93,372.84 : 128,854.62 = 50,932.08 : x - Step 2: Convert to fraction form
93,372.84/128,854.62 = 50,932.08/x - Step 3: Cross multiply
93,372.84x = 128,854.62 × 50,932.08 - Step 4: Simplify right side
93,372.84x = 6,562,833,814.21 - Step 5: Solve for x
x = 6,562,833,814.21/93,372.84 - Step 6: Final answer
x = 70,286.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.