Finding the Fourth Proportional to 101,209.95, 138,657.00 and 97,425.08
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Solution
The fourth proportional to 101,209.95, 138,657.00 and 97,425.08 is: 133,471.74
Step by Step Solution
- Step 1: Write the proportion equation
101,209.95 : 138,657.00 = 97,425.08 : x - Step 2: Convert to fraction form
101,209.95/138,657.00 = 97,425.08/x - Step 3: Cross multiply
101,209.95x = 138,657.00 × 97,425.08 - Step 4: Simplify right side
101,209.95x = 13,508,668,258.93 - Step 5: Solve for x
x = 13,508,668,258.93/101,209.95 - Step 6: Final answer
x = 133,471.74
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.