Home / 134,052.57-201,078.69-34,212.78

Finding the Fourth Proportional to 134,052.57, 201,078.69 and 34,212.78

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Solution

The fourth proportional to 134,052.57, 201,078.69 and 34,212.78 is: 51,319.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,052.57 : 201,078.69 = 34,212.78 : x
  2. Step 2: Convert to fraction form
    134,052.57/201,078.69 = 34,212.78/x
  3. Step 3: Cross multiply
    134,052.57x = 201,078.69 × 34,212.78
  4. Step 4: Simplify right side
    134,052.57x = 6,879,460,983.66
  5. Step 5: Solve for x
    x = 6,879,460,983.66/134,052.57
  6. Step 6: Final answer
    x = 51,319.13

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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.