Finding the Fourth Proportional to 97,303.20, 145,954.80 and 62,311.20
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Solution
The fourth proportional to 97,303.20, 145,954.80 and 62,311.20 is: 93,466.80
Step by Step Solution
- Step 1: Write the proportion equation
97,303.20 : 145,954.80 = 62,311.20 : x - Step 2: Convert to fraction form
97,303.20/145,954.80 = 62,311.20/x - Step 3: Cross multiply
97,303.20x = 145,954.80 × 62,311.20 - Step 4: Simplify right side
97,303.20x = 9,094,618,733.76 - Step 5: Solve for x
x = 9,094,618,733.76/97,303.20 - Step 6: Final answer
x = 93,466.80
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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.