Finding the Fourth Proportional to 97,030.20, 145,502.10 and 44,455.80
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Solution
The fourth proportional to 97,030.20, 145,502.10 and 44,455.80 is: 66,663.91
Step by Step Solution
- Step 1: Write the proportion equation
97,030.20 : 145,502.10 = 44,455.80 : x - Step 2: Convert to fraction form
97,030.20/145,502.10 = 44,455.80/x - Step 3: Cross multiply
97,030.20x = 145,502.10 × 44,455.80 - Step 4: Simplify right side
97,030.20x = 6,468,412,257.18 - Step 5: Solve for x
x = 6,468,412,257.18/97,030.20 - Step 6: Final answer
x = 66,663.91
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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.