Home / 134,085.93-201,198.60-54,143.55

Finding the Fourth Proportional to 134,085.93, 201,198.60 and 54,143.55

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Solution

The fourth proportional to 134,085.93, 201,198.60 and 54,143.55 is: 81,243.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,085.93 : 201,198.60 = 54,143.55 : x
  2. Step 2: Convert to fraction form
    134,085.93/201,198.60 = 54,143.55/x
  3. Step 3: Cross multiply
    134,085.93x = 201,198.60 × 54,143.55
  4. Step 4: Simplify right side
    134,085.93x = 10,893,606,459.03
  5. Step 5: Solve for x
    x = 10,893,606,459.03/134,085.93
  6. Step 6: Final answer
    x = 81,243.47

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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.