Home / 135,003.16-202,504.74-51,838.84

Finding the Fourth Proportional to 135,003.16, 202,504.74 and 51,838.84

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Solution

The fourth proportional to 135,003.16, 202,504.74 and 51,838.84 is: 77,758.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,003.16 : 202,504.74 = 51,838.84 : x
  2. Step 2: Convert to fraction form
    135,003.16/202,504.74 = 51,838.84/x
  3. Step 3: Cross multiply
    135,003.16x = 202,504.74 × 51,838.84
  4. Step 4: Simplify right side
    135,003.16x = 10,497,610,816.10
  5. Step 5: Solve for x
    x = 10,497,610,816.10/135,003.16
  6. Step 6: Final answer
    x = 77,758.26

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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.