Home / 134,926.50-202,399.47-51,820.50

Finding the Fourth Proportional to 134,926.50, 202,399.47 and 51,820.50

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Solution

The fourth proportional to 134,926.50, 202,399.47 and 51,820.50 is: 77,734.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,926.50 : 202,399.47 = 51,820.50 : x
  2. Step 2: Convert to fraction form
    134,926.50/202,399.47 = 51,820.50/x
  3. Step 3: Cross multiply
    134,926.50x = 202,399.47 × 51,820.50
  4. Step 4: Simplify right side
    134,926.50x = 10,488,441,735.14
  5. Step 5: Solve for x
    x = 10,488,441,735.14/134,926.50
  6. Step 6: Final answer
    x = 77,734.48

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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.