Finding the Fourth Proportional to 249,637.94, 344,500.35 and 136,460.69
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Solution
The fourth proportional to 249,637.94, 344,500.35 and 136,460.69 is: 188,315.75
Step by Step Solution
- Step 1: Write the proportion equation
249,637.94 : 344,500.35 = 136,460.69 : x - Step 2: Convert to fraction form
249,637.94/344,500.35 = 136,460.69/x - Step 3: Cross multiply
249,637.94x = 344,500.35 × 136,460.69 - Step 4: Simplify right side
249,637.94x = 47,010,755,466.24 - Step 5: Solve for x
x = 47,010,755,466.24/249,637.94 - Step 6: Final answer
x = 188,315.75
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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.