Finding the Fourth Proportional to 93,336.04, 140,029.98 and 40,750.12
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Solution
The fourth proportional to 93,336.04, 140,029.98 and 40,750.12 is: 61,136.50
Step by Step Solution
- Step 1: Write the proportion equation
93,336.04 : 140,029.98 = 40,750.12 : x - Step 2: Convert to fraction form
93,336.04/140,029.98 = 40,750.12/x - Step 3: Cross multiply
93,336.04x = 140,029.98 × 40,750.12 - Step 4: Simplify right side
93,336.04x = 5,706,238,488.60 - Step 5: Solve for x
x = 5,706,238,488.60/93,336.04 - Step 6: Final answer
x = 61,136.50
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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.