Finding the Fourth Proportional to 97,985.50, 135,244.48 and 60,237.88
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Solution
The fourth proportional to 97,985.50, 135,244.48 and 60,237.88 is: 83,143.33
Step by Step Solution
- Step 1: Write the proportion equation
97,985.50 : 135,244.48 = 60,237.88 : x - Step 2: Convert to fraction form
97,985.50/135,244.48 = 60,237.88/x - Step 3: Cross multiply
97,985.50x = 135,244.48 × 60,237.88 - Step 4: Simplify right side
97,985.50x = 8,146,840,756.90 - Step 5: Solve for x
x = 8,146,840,756.90/97,985.50 - Step 6: Final answer
x = 83,143.33
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.