Finding the Fourth Proportional to 249,819.18, 344,753.19 and 136,639.50
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Solution
The fourth proportional to 249,819.18, 344,753.19 and 136,639.50 is: 188,564.00
Step by Step Solution
- Step 1: Write the proportion equation
249,819.18 : 344,753.19 = 136,639.50 : x - Step 2: Convert to fraction form
249,819.18/344,753.19 = 136,639.50/x - Step 3: Cross multiply
249,819.18x = 344,753.19 × 136,639.50 - Step 4: Simplify right side
249,819.18x = 47,106,903,505.01 - Step 5: Solve for x
x = 47,106,903,505.01/249,819.18 - Step 6: Final answer
x = 188,564.00
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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.