Finding the Fourth Proportional to 185,478.21, 278,237.75 and 59,089.05
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Solution
The fourth proportional to 185,478.21, 278,237.75 and 59,089.05 is: 88,640.08
Step by Step Solution
- Step 1: Write the proportion equation
185,478.21 : 278,237.75 = 59,089.05 : x - Step 2: Convert to fraction form
185,478.21/278,237.75 = 59,089.05/x - Step 3: Cross multiply
185,478.21x = 278,237.75 × 59,089.05 - Step 4: Simplify right side
185,478.21x = 16,440,804,026.19 - Step 5: Solve for x
x = 16,440,804,026.19/185,478.21 - Step 6: Final answer
x = 88,640.08
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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.