Finding the Fourth Proportional to 249,893.83, 344,897.88 and 147,975.87
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Solution
The fourth proportional to 249,893.83, 344,897.88 and 147,975.87 is: 204,232.99
Step by Step Solution
- Step 1: Write the proportion equation
249,893.83 : 344,897.88 = 147,975.87 : x - Step 2: Convert to fraction form
249,893.83/344,897.88 = 147,975.87/x - Step 3: Cross multiply
249,893.83x = 344,897.88 × 147,975.87 - Step 4: Simplify right side
249,893.83x = 51,036,563,854.16 - Step 5: Solve for x
x = 51,036,563,854.16/249,893.83 - Step 6: Final answer
x = 204,232.99
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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.