Home / 133,338.06-200,007.09-53,412.32

Finding the Fourth Proportional to 133,338.06, 200,007.09 and 53,412.32

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Solution

The fourth proportional to 133,338.06, 200,007.09 and 53,412.32 is: 80,118.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,338.06 : 200,007.09 = 53,412.32 : x
  2. Step 2: Convert to fraction form
    133,338.06/200,007.09 = 53,412.32/x
  3. Step 3: Cross multiply
    133,338.06x = 200,007.09 × 53,412.32
  4. Step 4: Simplify right side
    133,338.06x = 10,682,841,693.31
  5. Step 5: Solve for x
    x = 10,682,841,693.31/133,338.06
  6. Step 6: Final answer
    x = 80,118.47

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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.