Finding the Fourth Proportional to 93,768.08, 140,651.70 and 38,364.08
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Solution
The fourth proportional to 93,768.08, 140,651.70 and 38,364.08 is: 57,545.95
Step by Step Solution
- Step 1: Write the proportion equation
93,768.08 : 140,651.70 = 38,364.08 : x - Step 2: Convert to fraction form
93,768.08/140,651.70 = 38,364.08/x - Step 3: Cross multiply
93,768.08x = 140,651.70 × 38,364.08 - Step 4: Simplify right side
93,768.08x = 5,395,973,070.94 - Step 5: Solve for x
x = 5,395,973,070.94/93,768.08 - Step 6: Final answer
x = 57,545.95
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1.5x scale
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.