Home / 135,002.16-202,503.24-51,837.84

Finding the Fourth Proportional to 135,002.16, 202,503.24 and 51,837.84

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Solution

The fourth proportional to 135,002.16, 202,503.24 and 51,837.84 is: 77,756.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,002.16 : 202,503.24 = 51,837.84 : x
  2. Step 2: Convert to fraction form
    135,002.16/202,503.24 = 51,837.84/x
  3. Step 3: Cross multiply
    135,002.16x = 202,503.24 × 51,837.84
  4. Step 4: Simplify right side
    135,002.16x = 10,497,330,554.60
  5. Step 5: Solve for x
    x = 10,497,330,554.60/135,002.16
  6. Step 6: Final answer
    x = 77,756.76

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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.