Finding the Fourth Proportional to 124,923.57, 187,340.55 and 36,158.70
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Solution
The fourth proportional to 124,923.57, 187,340.55 and 36,158.70 is: 54,225.09
Step by Step Solution
- Step 1: Write the proportion equation
124,923.57 : 187,340.55 = 36,158.70 : x - Step 2: Convert to fraction form
124,923.57/187,340.55 = 36,158.70/x - Step 3: Cross multiply
124,923.57x = 187,340.55 × 36,158.70 - Step 4: Simplify right side
124,923.57x = 6,773,991,312.22 - Step 5: Solve for x
x = 6,773,991,312.22/124,923.57 - Step 6: Final answer
x = 54,225.09
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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.