Finding the Fourth Proportional to 177,908.20, 266,430.36 and 97,823.90
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Solution
The fourth proportional to 177,908.20, 266,430.36 and 97,823.90 is: 146,498.35
Step by Step Solution
- Step 1: Write the proportion equation
177,908.20 : 266,430.36 = 97,823.90 : x - Step 2: Convert to fraction form
177,908.20/266,430.36 = 97,823.90/x - Step 3: Cross multiply
177,908.20x = 266,430.36 × 97,823.90 - Step 4: Simplify right side
177,908.20x = 26,063,257,926.52 - Step 5: Solve for x
x = 26,063,257,926.52/177,908.20 - Step 6: Final answer
x = 146,498.35
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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.