Finding the Fourth Proportional to 97,465.05, 134,621.73 and 70,564.95
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Solution
The fourth proportional to 97,465.05, 134,621.73 and 70,564.95 is: 97,466.48
Step by Step Solution
- Step 1: Write the proportion equation
97,465.05 : 134,621.73 = 70,564.95 : x - Step 2: Convert to fraction form
97,465.05/134,621.73 = 70,564.95/x - Step 3: Cross multiply
97,465.05x = 134,621.73 × 70,564.95 - Step 4: Simplify right side
97,465.05x = 9,499,575,646.36 - Step 5: Solve for x
x = 9,499,575,646.36/97,465.05 - Step 6: Final answer
x = 97,466.48
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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.