Home / 60,027.12-90,009.81-35,115.84

Finding the Fourth Proportional to 60,027.12, 90,009.81 and 35,115.84

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Solution

The fourth proportional to 60,027.12, 90,009.81 and 35,115.84 is: 52,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,027.12 : 90,009.81 = 35,115.84 : x
  2. Step 2: Convert to fraction form
    60,027.12/90,009.81 = 35,115.84/x
  3. Step 3: Cross multiply
    60,027.12x = 90,009.81 × 35,115.84
  4. Step 4: Simplify right side
    60,027.12x = 3,160,770,086.39
  5. Step 5: Solve for x
    x = 3,160,770,086.39/60,027.12
  6. Step 6: Final answer
    x = 52,655.70

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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.