Home / 197,084.16-271,692.70-140,397.12

Finding the Fourth Proportional to 197,084.16, 271,692.70 and 140,397.12

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Solution

The fourth proportional to 197,084.16, 271,692.70 and 140,397.12 is: 193,546.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,084.16 : 271,692.70 = 140,397.12 : x
  2. Step 2: Convert to fraction form
    197,084.16/271,692.70 = 140,397.12/x
  3. Step 3: Cross multiply
    197,084.16x = 271,692.70 × 140,397.12
  4. Step 4: Simplify right side
    197,084.16x = 38,144,871,884.76
  5. Step 5: Solve for x
    x = 38,144,871,884.76/197,084.16
  6. Step 6: Final answer
    x = 193,546.11

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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.