Finding the Fourth Proportional to 249,852.78, 344,797.29 and 136,675.53
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Solution
The fourth proportional to 249,852.78, 344,797.29 and 136,675.53 is: 188,612.48
Step by Step Solution
- Step 1: Write the proportion equation
249,852.78 : 344,797.29 = 136,675.53 : x - Step 2: Convert to fraction form
249,852.78/344,797.29 = 136,675.53/x - Step 3: Cross multiply
249,852.78x = 344,797.29 × 136,675.53 - Step 4: Simplify right side
249,852.78x = 47,125,352,353.31 - Step 5: Solve for x
x = 47,125,352,353.31/249,852.78 - Step 6: Final answer
x = 188,612.48
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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.