Finding the Fourth Proportional to 125,045.64, 187,125.12 and 110,283.30
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Solution
The fourth proportional to 125,045.64, 187,125.12 and 110,283.30 is: 165,033.95
Step by Step Solution
- Step 1: Write the proportion equation
125,045.64 : 187,125.12 = 110,283.30 : x - Step 2: Convert to fraction form
125,045.64/187,125.12 = 110,283.30/x - Step 3: Cross multiply
125,045.64x = 187,125.12 × 110,283.30 - Step 4: Simplify right side
125,045.64x = 20,636,775,746.50 - Step 5: Solve for x
x = 20,636,775,746.50/125,045.64 - Step 6: Final answer
x = 165,033.95
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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.