Home / 135,174.45-202,775.55-51,005.45

Finding the Fourth Proportional to 135,174.45, 202,775.55 and 51,005.45

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Solution

The fourth proportional to 135,174.45, 202,775.55 and 51,005.45 is: 76,513.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,174.45 : 202,775.55 = 51,005.45 : x
  2. Step 2: Convert to fraction form
    135,174.45/202,775.55 = 51,005.45/x
  3. Step 3: Cross multiply
    135,174.45x = 202,775.55 × 51,005.45
  4. Step 4: Simplify right side
    135,174.45x = 10,342,657,638.71
  5. Step 5: Solve for x
    x = 10,342,657,638.71/135,174.45
  6. Step 6: Final answer
    x = 76,513.41

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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.