Home / 134,212.40-201,170.98-55,283.57

Finding the Fourth Proportional to 134,212.40, 201,170.98 and 55,283.57

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Solution

The fourth proportional to 134,212.40, 201,170.98 and 55,283.57 is: 82,864.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,212.40 : 201,170.98 = 55,283.57 : x
  2. Step 2: Convert to fraction form
    134,212.40/201,170.98 = 55,283.57/x
  3. Step 3: Cross multiply
    134,212.40x = 201,170.98 × 55,283.57
  4. Step 4: Simplify right side
    134,212.40x = 11,121,450,319.52
  5. Step 5: Solve for x
    x = 11,121,450,319.52/134,212.40
  6. Step 6: Final answer
    x = 82,864.55

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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.