Finding the Fourth Proportional to 249,726.05, 374,510.99 and 83,475.17
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Solution
The fourth proportional to 249,726.05, 374,510.99 and 83,475.17 is: 125,186.65
Step by Step Solution
- Step 1: Write the proportion equation
249,726.05 : 374,510.99 = 83,475.17 : x - Step 2: Convert to fraction form
249,726.05/374,510.99 = 83,475.17/x - Step 3: Cross multiply
249,726.05x = 374,510.99 × 83,475.17 - Step 4: Simplify right side
249,726.05x = 31,262,366,475.88 - Step 5: Solve for x
x = 31,262,366,475.88/249,726.05 - Step 6: Final answer
x = 125,186.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.