Finding the Fourth Proportional to 282,155.68, 423,265.64 and 102,325.84
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Solution
The fourth proportional to 282,155.68, 423,265.64 and 102,325.84 is: 153,500.41
Step by Step Solution
- Step 1: Write the proportion equation
282,155.68 : 423,265.64 = 102,325.84 : x - Step 2: Convert to fraction form
282,155.68/423,265.64 = 102,325.84/x - Step 3: Cross multiply
282,155.68x = 423,265.64 × 102,325.84 - Step 4: Simplify right side
282,155.68x = 43,311,012,156.14 - Step 5: Solve for x
x = 43,311,012,156.14/282,155.68 - Step 6: Final answer
x = 153,500.41
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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.