Home / 134,299.40-201,604.30-72,091.40

Finding the Fourth Proportional to 134,299.40, 201,604.30 and 72,091.40

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Solution

The fourth proportional to 134,299.40, 201,604.30 and 72,091.40 is: 108,220.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,299.40 : 201,604.30 = 72,091.40 : x
  2. Step 2: Convert to fraction form
    134,299.40/201,604.30 = 72,091.40/x
  3. Step 3: Cross multiply
    134,299.40x = 201,604.30 × 72,091.40
  4. Step 4: Simplify right side
    134,299.40x = 14,533,936,233.02
  5. Step 5: Solve for x
    x = 14,533,936,233.02/134,299.40
  6. Step 6: Final answer
    x = 108,220.41

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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.