Finding the Fourth Proportional to 97,447.20, 146,170.80 and 62,017.80
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Solution
The fourth proportional to 97,447.20, 146,170.80 and 62,017.80 is: 93,026.70
Step by Step Solution
- Step 1: Write the proportion equation
97,447.20 : 146,170.80 = 62,017.80 : x - Step 2: Convert to fraction form
97,447.20/146,170.80 = 62,017.80/x - Step 3: Cross multiply
97,447.20x = 146,170.80 × 62,017.80 - Step 4: Simplify right side
97,447.20x = 9,065,191,440.24 - Step 5: Solve for x
x = 9,065,191,440.24/97,447.20 - Step 6: Final answer
x = 93,026.70
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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.