Home / 134,997.60-202,496.40-75,835.20

Finding the Fourth Proportional to 134,997.60, 202,496.40 and 75,835.20

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Solution

The fourth proportional to 134,997.60, 202,496.40 and 75,835.20 is: 113,752.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,997.60 : 202,496.40 = 75,835.20 : x
  2. Step 2: Convert to fraction form
    134,997.60/202,496.40 = 75,835.20/x
  3. Step 3: Cross multiply
    134,997.60x = 202,496.40 × 75,835.20
  4. Step 4: Simplify right side
    134,997.60x = 15,356,354,993.28
  5. Step 5: Solve for x
    x = 15,356,354,993.28/134,997.60
  6. Step 6: Final answer
    x = 113,752.80

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1.5x scale

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.