Finding the Fourth Proportional to 148,893.71, 223,350.30 and 109,031.99
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Solution
The fourth proportional to 148,893.71, 223,350.30 and 109,031.99 is: 163,555.11
Step by Step Solution
- Step 1: Write the proportion equation
148,893.71 : 223,350.30 = 109,031.99 : x - Step 2: Convert to fraction form
148,893.71/223,350.30 = 109,031.99/x - Step 3: Cross multiply
148,893.71x = 223,350.30 × 109,031.99 - Step 4: Simplify right side
148,893.71x = 24,352,326,559.35 - Step 5: Solve for x
x = 24,352,326,559.35/148,893.71 - Step 6: Final answer
x = 163,555.11
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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.