Finding the Fourth Proportional to 249,675.13, 344,551.62 and 136,497.88
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Solution
The fourth proportional to 249,675.13, 344,551.62 and 136,497.88 is: 188,367.04
Step by Step Solution
- Step 1: Write the proportion equation
249,675.13 : 344,551.62 = 136,497.88 : x - Step 2: Convert to fraction form
249,675.13/344,551.62 = 136,497.88/x - Step 3: Cross multiply
249,675.13x = 344,551.62 × 136,497.88 - Step 4: Simplify right side
249,675.13x = 47,030,565,680.57 - Step 5: Solve for x
x = 47,030,565,680.57/249,675.13 - Step 6: Final answer
x = 188,367.04
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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.