Home / 134,454.81-201,635.19-39,659.85

Finding the Fourth Proportional to 134,454.81, 201,635.19 and 39,659.85

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Solution

The fourth proportional to 134,454.81, 201,635.19 and 39,659.85 is: 59,475.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,454.81 : 201,635.19 = 39,659.85 : x
  2. Step 2: Convert to fraction form
    134,454.81/201,635.19 = 39,659.85/x
  3. Step 3: Cross multiply
    134,454.81x = 201,635.19 × 39,659.85
  4. Step 4: Simplify right side
    134,454.81x = 7,996,821,390.12
  5. Step 5: Solve for x
    x = 7,996,821,390.12/134,454.81
  6. Step 6: Final answer
    x = 59,475.90

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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.