Finding the Fourth Proportional to 165,271.24, 228,184.14 and 126,962.56
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Solution
The fourth proportional to 165,271.24, 228,184.14 and 126,962.56 is: 175,292.70
Step by Step Solution
- Step 1: Write the proportion equation
165,271.24 : 228,184.14 = 126,962.56 : x - Step 2: Convert to fraction form
165,271.24/228,184.14 = 126,962.56/x - Step 3: Cross multiply
165,271.24x = 228,184.14 × 126,962.56 - Step 4: Simplify right side
165,271.24x = 28,970,842,565.80 - Step 5: Solve for x
x = 28,970,842,565.80/165,271.24 - Step 6: Final answer
x = 175,292.70
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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.