Home / 134,453.77-201,661.12-39,679.33

Finding the Fourth Proportional to 134,453.77, 201,661.12 and 39,679.33

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Solution

The fourth proportional to 134,453.77, 201,661.12 and 39,679.33 is: 59,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,453.77 : 201,661.12 = 39,679.33 : x
  2. Step 2: Convert to fraction form
    134,453.77/201,661.12 = 39,679.33/x
  3. Step 3: Cross multiply
    134,453.77x = 201,661.12 × 39,679.33
  4. Step 4: Simplify right side
    134,453.77x = 8,001,778,128.65
  5. Step 5: Solve for x
    x = 8,001,778,128.65/134,453.77
  6. Step 6: Final answer
    x = 59,513.23

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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.