Finding the Fourth Proportional to 97,358.75, 134,355.08 and 52,646.75
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Solution
The fourth proportional to 97,358.75, 134,355.08 and 52,646.75 is: 72,652.52
Step by Step Solution
- Step 1: Write the proportion equation
97,358.75 : 134,355.08 = 52,646.75 : x - Step 2: Convert to fraction form
97,358.75/134,355.08 = 52,646.75/x - Step 3: Cross multiply
97,358.75x = 134,355.08 × 52,646.75 - Step 4: Simplify right side
97,358.75x = 7,073,358,307.99 - Step 5: Solve for x
x = 7,073,358,307.99/97,358.75 - Step 6: Final answer
x = 72,652.52
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1.5x scale
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.