Home / 135,013.52-202,519.53-55,051.17

Finding the Fourth Proportional to 135,013.52, 202,519.53 and 55,051.17

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Solution

The fourth proportional to 135,013.52, 202,519.53 and 55,051.17 is: 82,576.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,013.52 : 202,519.53 = 55,051.17 : x
  2. Step 2: Convert to fraction form
    135,013.52/202,519.53 = 55,051.17/x
  3. Step 3: Cross multiply
    135,013.52x = 202,519.53 × 55,051.17
  4. Step 4: Simplify right side
    135,013.52x = 11,148,937,074.35
  5. Step 5: Solve for x
    x = 11,148,937,074.35/135,013.52
  6. Step 6: Final answer
    x = 82,576.45

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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.