Finding the Fourth Proportional to 250,779.68, 346,075.94 and 143,352.02
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Solution
The fourth proportional to 250,779.68, 346,075.94 and 143,352.02 is: 197,825.77
Step by Step Solution
- Step 1: Write the proportion equation
250,779.68 : 346,075.94 = 143,352.02 : x - Step 2: Convert to fraction form
250,779.68/346,075.94 = 143,352.02/x - Step 3: Cross multiply
250,779.68x = 346,075.94 × 143,352.02 - Step 4: Simplify right side
250,779.68x = 49,610,682,625.26 - Step 5: Solve for x
x = 49,610,682,625.26/250,779.68 - Step 6: Final answer
x = 197,825.77
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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.