Finding the Fourth Proportional to 361,897.74, 542,870.10 and 125,209.26
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Solution
The fourth proportional to 361,897.74, 542,870.10 and 125,209.26 is: 187,822.02
Step by Step Solution
- Step 1: Write the proportion equation
361,897.74 : 542,870.10 = 125,209.26 : x - Step 2: Convert to fraction form
361,897.74/542,870.10 = 125,209.26/x - Step 3: Cross multiply
361,897.74x = 542,870.10 × 125,209.26 - Step 4: Simplify right side
361,897.74x = 67,972,363,497.13 - Step 5: Solve for x
x = 67,972,363,497.13/361,897.74 - Step 6: Final answer
x = 187,822.02
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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.